Home / 7,831,240.60-11,746,860.93-7,299,799.60

Finding the Fourth Proportional to 7,831,240.60, 11,746,860.93 and 7,299,799.60

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Solution

The fourth proportional to 7,831,240.60, 11,746,860.93 and 7,299,799.60 is: 10,949,699.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,831,240.60 : 11,746,860.93 = 7,299,799.60 : x
  2. Step 2: Convert to fraction form
    7,831,240.60/11,746,860.93 = 7,299,799.60/x
  3. Step 3: Cross multiply
    7,831,240.60x = 11,746,860.93 × 7,299,799.60
  4. Step 4: Simplify right side
    7,831,240.60x = 85,749,730,718,069.62
  5. Step 5: Solve for x
    x = 85,749,730,718,069.62/7,831,240.60
  6. Step 6: Final answer
    x = 10,949,699.43

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Double scale
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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.