Home / 5,423,557.11-7,482,655.01-3,098,781.59

Finding the Fourth Proportional to 5,423,557.11, 7,482,655.01 and 3,098,781.59

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Solution

The fourth proportional to 5,423,557.11, 7,482,655.01 and 3,098,781.59 is: 4,275,259.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,423,557.11 : 7,482,655.01 = 3,098,781.59 : x
  2. Step 2: Convert to fraction form
    5,423,557.11/7,482,655.01 = 3,098,781.59/x
  3. Step 3: Cross multiply
    5,423,557.11x = 7,482,655.01 × 3,098,781.59
  4. Step 4: Simplify right side
    5,423,557.11x = 23,187,113,536,402.08
  5. Step 5: Solve for x
    x = 23,187,113,536,402.08/5,423,557.11
  6. Step 6: Final answer
    x = 4,275,259.40

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.