Home / 48,385,065.60-72,577,598.40-39,315,139.20

Finding the Fourth Proportional to 48,385,065.60, 72,577,598.40 and 39,315,139.20

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Solution

The fourth proportional to 48,385,065.60, 72,577,598.40 and 39,315,139.20 is: 58,972,708.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,385,065.60 : 72,577,598.40 = 39,315,139.20 : x
  2. Step 2: Convert to fraction form
    48,385,065.60/72,577,598.40 = 39,315,139.20/x
  3. Step 3: Cross multiply
    48,385,065.60x = 72,577,598.40 × 39,315,139.20
  4. Step 4: Simplify right side
    48,385,065.60x = 2,853,398,383,897,697.50
  5. Step 5: Solve for x
    x = 2,853,398,383,897,697.50/48,385,065.60
  6. Step 6: Final answer
    x = 58,972,708.80

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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.