Home / 39,349,414.40-59,024,121.60-31,129,793.60

Finding the Fourth Proportional to 39,349,414.40, 59,024,121.60 and 31,129,793.60

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Solution

The fourth proportional to 39,349,414.40, 59,024,121.60 and 31,129,793.60 is: 46,694,690.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,349,414.40 : 59,024,121.60 = 31,129,793.60 : x
  2. Step 2: Convert to fraction form
    39,349,414.40/59,024,121.60 = 31,129,793.60/x
  3. Step 3: Cross multiply
    39,349,414.40x = 59,024,121.60 × 31,129,793.60
  4. Step 4: Simplify right side
    39,349,414.40x = 1,837,408,722,829,302
  5. Step 5: Solve for x
    x = 1,837,408,722,829,302/39,349,414.40
  6. Step 6: Final answer
    x = 46,694,690.40

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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.