Home / 13,614,331.29-18,787,777.56-7,502,759.79

Finding the Fourth Proportional to 13,614,331.29, 18,787,777.56 and 7,502,759.79

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Solution

The fourth proportional to 13,614,331.29, 18,787,777.56 and 7,502,759.79 is: 10,353,808.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,614,331.29 : 18,787,777.56 = 7,502,759.79 : x
  2. Step 2: Convert to fraction form
    13,614,331.29/18,787,777.56 = 7,502,759.79/x
  3. Step 3: Cross multiply
    13,614,331.29x = 18,787,777.56 × 7,502,759.79
  4. Step 4: Simplify right side
    13,614,331.29x = 140,960,182,028,070.47
  5. Step 5: Solve for x
    x = 140,960,182,028,070.47/13,614,331.29
  6. Step 6: Final answer
    x = 10,353,808.72

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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.