Home / 31,581,656.31-47,377,003.41-9,723,884.96

Finding the Fourth Proportional to 31,581,656.31, 47,377,003.41 and 9,723,884.96

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Solution

The fourth proportional to 31,581,656.31, 47,377,003.41 and 9,723,884.96 is: 14,587,218.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,581,656.31 : 47,377,003.41 = 9,723,884.96 : x
  2. Step 2: Convert to fraction form
    31,581,656.31/47,377,003.41 = 9,723,884.96/x
  3. Step 3: Cross multiply
    31,581,656.31x = 47,377,003.41 × 9,723,884.96
  4. Step 4: Simplify right side
    31,581,656.31x = 460,688,530,859,748.31
  5. Step 5: Solve for x
    x = 460,688,530,859,748.31/31,581,656.31
  6. Step 6: Final answer
    x = 14,587,218.81

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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.