Home / 7,831,253.10-11,746,879.65-7,299,812.10

Finding the Fourth Proportional to 7,831,253.10, 11,746,879.65 and 7,299,812.10

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Solution

The fourth proportional to 7,831,253.10, 11,746,879.65 and 7,299,812.10 is: 10,949,718.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,831,253.10 : 11,746,879.65 = 7,299,812.10 : x
  2. Step 2: Convert to fraction form
    7,831,253.10/11,746,879.65 = 7,299,812.10/x
  3. Step 3: Cross multiply
    7,831,253.10x = 11,746,879.65 × 7,299,812.10
  4. Step 4: Simplify right side
    7,831,253.10x = 85,750,014,206,313.77
  5. Step 5: Solve for x
    x = 85,750,014,206,313.77/7,831,253.10
  6. Step 6: Final answer
    x = 10,949,718.15

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Double scale
Find fourth proportional to 7,831,254.10, 11,746,881.15 and 7,299,813.10
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.