Home / 13,902,306.31-20,853,417.75-3,527,505.28

Finding the Fourth Proportional to 13,902,306.31, 20,853,417.75 and 3,527,505.28

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Solution

The fourth proportional to 13,902,306.31, 20,853,417.75 and 3,527,505.28 is: 5,291,247.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,902,306.31 : 20,853,417.75 = 3,527,505.28 : x
  2. Step 2: Convert to fraction form
    13,902,306.31/20,853,417.75 = 3,527,505.28/x
  3. Step 3: Cross multiply
    13,902,306.31x = 20,853,417.75 × 3,527,505.28
  4. Step 4: Simplify right side
    13,902,306.31x = 73,560,541,219,170.72
  5. Step 5: Solve for x
    x = 73,560,541,219,170.72/13,902,306.31
  6. Step 6: Final answer
    x = 5,291,247.34

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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.