Home / 22,513,713.20-31,056,944.46-13,695,861.80

Finding the Fourth Proportional to 22,513,713.20, 31,056,944.46 and 13,695,861.80

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Solution

The fourth proportional to 22,513,713.20, 31,056,944.46 and 13,695,861.80 is: 18,893,001.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,513,713.20 : 31,056,944.46 = 13,695,861.80 : x
  2. Step 2: Convert to fraction form
    22,513,713.20/31,056,944.46 = 13,695,861.80/x
  3. Step 3: Cross multiply
    22,513,713.20x = 31,056,944.46 × 13,695,861.80
  4. Step 4: Simplify right side
    22,513,713.20x = 425,351,619,254,435.69
  5. Step 5: Solve for x
    x = 425,351,619,254,435.69/22,513,713.20
  6. Step 6: Final answer
    x = 18,893,001.59

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.