Home / 47,413,646.80-71,120,470.20-13,334,992.70

Finding the Fourth Proportional to 47,413,646.80, 71,120,470.20 and 13,334,992.70

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Solution

The fourth proportional to 47,413,646.80, 71,120,470.20 and 13,334,992.70 is: 20,002,489.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,413,646.80 : 71,120,470.20 = 13,334,992.70 : x
  2. Step 2: Convert to fraction form
    47,413,646.80/71,120,470.20 = 13,334,992.70/x
  3. Step 3: Cross multiply
    47,413,646.80x = 71,120,470.20 × 13,334,992.70
  4. Step 4: Simplify right side
    47,413,646.80x = 948,390,950,937,567.50
  5. Step 5: Solve for x
    x = 948,390,950,937,567.50/47,413,646.80
  6. Step 6: Final answer
    x = 20,002,489.05

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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.