Home / 40,142,691.45-60,214,089.89-10,996,789.55

Finding the Fourth Proportional to 40,142,691.45, 60,214,089.89 and 10,996,789.55

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Solution

The fourth proportional to 40,142,691.45, 60,214,089.89 and 10,996,789.55 is: 16,495,198.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,142,691.45 : 60,214,089.89 = 10,996,789.55 : x
  2. Step 2: Convert to fraction form
    40,142,691.45/60,214,089.89 = 10,996,789.55/x
  3. Step 3: Cross multiply
    40,142,691.45x = 60,214,089.89 × 10,996,789.55
  4. Step 4: Simplify right side
    40,142,691.45x = 662,161,674,191,534.12
  5. Step 5: Solve for x
    x = 662,161,674,191,534.12/40,142,691.45
  6. Step 6: Final answer
    x = 16,495,198.76

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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.