Home / 48,386,937.60-72,580,406.40-18,088,531.20

Finding the Fourth Proportional to 48,386,937.60, 72,580,406.40 and 18,088,531.20

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Solution

The fourth proportional to 48,386,937.60, 72,580,406.40 and 18,088,531.20 is: 27,132,796.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,386,937.60 : 72,580,406.40 = 18,088,531.20 : x
  2. Step 2: Convert to fraction form
    48,386,937.60/72,580,406.40 = 18,088,531.20/x
  3. Step 3: Cross multiply
    48,386,937.60x = 72,580,406.40 × 18,088,531.20
  4. Step 4: Simplify right side
    48,386,937.60x = 1,312,872,945,675,079.75
  5. Step 5: Solve for x
    x = 1,312,872,945,675,079.75/48,386,937.60
  6. Step 6: Final answer
    x = 27,132,796.80

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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.