Home / 12,553,344.28-18,830,016.42-3,577,663

Finding the Fourth Proportional to 12,553,344.28, 18,830,016.42 and 3,577,663

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Solution

The fourth proportional to 12,553,344.28, 18,830,016.42 and 3,577,663 is: 5,366,494.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,553,344.28 : 18,830,016.42 = 3,577,663 : x
  2. Step 2: Convert to fraction form
    12,553,344.28/18,830,016.42 = 3,577,663/x
  3. Step 3: Cross multiply
    12,553,344.28x = 18,830,016.42 × 3,577,663
  4. Step 4: Simplify right side
    12,553,344.28x = 67,367,453,035,226.47
  5. Step 5: Solve for x
    x = 67,367,453,035,226.47/12,553,344.28
  6. Step 6: Final answer
    x = 5,366,494.50

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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.