Home / 36,142,539.90-54,235,351.34-13,115,270.82

Finding the Fourth Proportional to 36,142,539.90, 54,235,351.34 and 13,115,270.82

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Solution

The fourth proportional to 36,142,539.90, 54,235,351.34 and 13,115,270.82 is: 19,680,723.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,142,539.90 : 54,235,351.34 = 13,115,270.82 : x
  2. Step 2: Convert to fraction form
    36,142,539.90/54,235,351.34 = 13,115,270.82/x
  3. Step 3: Cross multiply
    36,142,539.90x = 54,235,351.34 × 13,115,270.82
  4. Step 4: Simplify right side
    36,142,539.90x = 711,311,321,028,938.38
  5. Step 5: Solve for x
    x = 711,311,321,028,938.38/36,142,539.90
  6. Step 6: Final answer
    x = 19,680,723.13

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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.