Home / 48,387,024.80-72,580,537.20-27,979,690.40

Finding the Fourth Proportional to 48,387,024.80, 72,580,537.20 and 27,979,690.40

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Solution

The fourth proportional to 48,387,024.80, 72,580,537.20 and 27,979,690.40 is: 41,969,535.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,387,024.80 : 72,580,537.20 = 27,979,690.40 : x
  2. Step 2: Convert to fraction form
    48,387,024.80/72,580,537.20 = 27,979,690.40/x
  3. Step 3: Cross multiply
    48,387,024.80x = 72,580,537.20 × 27,979,690.40
  4. Step 4: Simplify right side
    48,387,024.80x = 2,030,780,959,921,682.75
  5. Step 5: Solve for x
    x = 2,030,780,959,921,682.75/48,387,024.80
  6. Step 6: Final answer
    x = 41,969,535.60

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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.