Home / 48,207,523.30-72,282,145.92-19,420,036.84

Finding the Fourth Proportional to 48,207,523.30, 72,282,145.92 and 19,420,036.84

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Solution

The fourth proportional to 48,207,523.30, 72,282,145.92 and 19,420,036.84 is: 29,118,316.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,207,523.30 : 72,282,145.92 = 19,420,036.84 : x
  2. Step 2: Convert to fraction form
    48,207,523.30/72,282,145.92 = 19,420,036.84/x
  3. Step 3: Cross multiply
    48,207,523.30x = 72,282,145.92 × 19,420,036.84
  4. Step 4: Simplify right side
    48,207,523.30x = 1,403,721,936,640,655.75
  5. Step 5: Solve for x
    x = 1,403,721,936,640,655.75/48,207,523.30
  6. Step 6: Final answer
    x = 29,118,316.82

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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.