Home / 31,581,655.80-47,377,002.65-9,723,884.46

Finding the Fourth Proportional to 31,581,655.80, 47,377,002.65 and 9,723,884.46

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Solution

The fourth proportional to 31,581,655.80, 47,377,002.65 and 9,723,884.46 is: 14,587,218.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,581,655.80 : 47,377,002.65 = 9,723,884.46 : x
  2. Step 2: Convert to fraction form
    31,581,655.80/47,377,002.65 = 9,723,884.46/x
  3. Step 3: Cross multiply
    31,581,655.80x = 47,377,002.65 × 9,723,884.46
  4. Step 4: Simplify right side
    31,581,655.80x = 460,688,499,783,424
  5. Step 5: Solve for x
    x = 460,688,499,783,424/31,581,655.80
  6. Step 6: Final answer
    x = 14,587,218.06

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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.