Home / 39,438,531.81-59,159,002.88-13,530,469.71

Finding the Fourth Proportional to 39,438,531.81, 59,159,002.88 and 13,530,469.71

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Solution

The fourth proportional to 39,438,531.81, 59,159,002.88 and 13,530,469.71 is: 20,296,118.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,438,531.81 : 59,159,002.88 = 13,530,469.71 : x
  2. Step 2: Convert to fraction form
    39,438,531.81/59,159,002.88 = 13,530,469.71/x
  3. Step 3: Cross multiply
    39,438,531.81x = 59,159,002.88 × 13,530,469.71
  4. Step 4: Simplify right side
    39,438,531.81x = 800,449,096,473,990.50
  5. Step 5: Solve for x
    x = 800,449,096,473,990.50/39,438,531.81
  6. Step 6: Final answer
    x = 20,296,118.03

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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.