Home / 7,150,721.90-10,726,082.85-6,366,901.10

Finding the Fourth Proportional to 7,150,721.90, 10,726,082.85 and 6,366,901.10

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Solution

The fourth proportional to 7,150,721.90, 10,726,082.85 and 6,366,901.10 is: 9,550,351.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,150,721.90 : 10,726,082.85 = 6,366,901.10 : x
  2. Step 2: Convert to fraction form
    7,150,721.90/10,726,082.85 = 6,366,901.10/x
  3. Step 3: Cross multiply
    7,150,721.90x = 10,726,082.85 × 6,366,901.10
  4. Step 4: Simplify right side
    7,150,721.90x = 68,291,908,696,356.12
  5. Step 5: Solve for x
    x = 68,291,908,696,356.12/7,150,721.90
  6. Step 6: Final answer
    x = 9,550,351.65

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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.