Home / 49,928,019.20-74,892,028.80-41,865,862.40

Finding the Fourth Proportional to 49,928,019.20, 74,892,028.80 and 41,865,862.40

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Solution

The fourth proportional to 49,928,019.20, 74,892,028.80 and 41,865,862.40 is: 62,798,793.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,928,019.20 : 74,892,028.80 = 41,865,862.40 : x
  2. Step 2: Convert to fraction form
    49,928,019.20/74,892,028.80 = 41,865,862.40/x
  3. Step 3: Cross multiply
    49,928,019.20x = 74,892,028.80 × 41,865,862.40
  4. Step 4: Simplify right side
    49,928,019.20x = 3,135,419,372,597,637
  5. Step 5: Solve for x
    x = 3,135,419,372,597,637/49,928,019.20
  6. Step 6: Final answer
    x = 62,798,793.60

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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.