Home / 7,831,251.10-11,746,876.65-7,299,810.10

Finding the Fourth Proportional to 7,831,251.10, 11,746,876.65 and 7,299,810.10

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Solution

The fourth proportional to 7,831,251.10, 11,746,876.65 and 7,299,810.10 is: 10,949,715.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,831,251.10 : 11,746,876.65 = 7,299,810.10 : x
  2. Step 2: Convert to fraction form
    7,831,251.10/11,746,876.65 = 7,299,810.10/x
  3. Step 3: Cross multiply
    7,831,251.10x = 11,746,876.65 × 7,299,810.10
  4. Step 4: Simplify right side
    7,831,251.10x = 85,749,968,813,124.16
  5. Step 5: Solve for x
    x = 85,749,968,813,124.16/7,831,251.10
  6. Step 6: Final answer
    x = 10,949,715.15

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Double scale
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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.