Home / 9,743,428.10-14,615,142.15-9,220,880.90

Finding the Fourth Proportional to 9,743,428.10, 14,615,142.15 and 9,220,880.90

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Solution

The fourth proportional to 9,743,428.10, 14,615,142.15 and 9,220,880.90 is: 13,831,321.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,743,428.10 : 14,615,142.15 = 9,220,880.90 : x
  2. Step 2: Convert to fraction form
    9,743,428.10/14,615,142.15 = 9,220,880.90/x
  3. Step 3: Cross multiply
    9,743,428.10x = 14,615,142.15 × 9,220,880.90
  4. Step 4: Simplify right side
    9,743,428.10x = 134,764,485,101,719.94
  5. Step 5: Solve for x
    x = 134,764,485,101,719.94/9,743,428.10
  6. Step 6: Final answer
    x = 13,831,321.35

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Double scale
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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.