Home / 6,912,387.90-10,363,397.85-3,549,008.70

Finding the Fourth Proportional to 6,912,387.90, 10,363,397.85 and 3,549,008.70

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Solution

The fourth proportional to 6,912,387.90, 10,363,397.85 and 3,549,008.70 is: 5,320,851.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,912,387.90 : 10,363,397.85 = 3,549,008.70 : x
  2. Step 2: Convert to fraction form
    6,912,387.90/10,363,397.85 = 3,549,008.70/x
  3. Step 3: Cross multiply
    6,912,387.90x = 10,363,397.85 × 3,549,008.70
  4. Step 4: Simplify right side
    6,912,387.90x = 36,779,789,131,211.30
  5. Step 5: Solve for x
    x = 36,779,789,131,211.30/6,912,387.90
  6. Step 6: Final answer
    x = 5,320,851.44

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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.