Home / 48,620,789.04-72,904,257-19,887,103.92

Finding the Fourth Proportional to 48,620,789.04, 72,904,257 and 19,887,103.92

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Solution

The fourth proportional to 48,620,789.04, 72,904,257 and 19,887,103.92 is: 29,819,642.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,620,789.04 : 72,904,257 = 19,887,103.92 : x
  2. Step 2: Convert to fraction form
    48,620,789.04/72,904,257 = 19,887,103.92/x
  3. Step 3: Cross multiply
    48,620,789.04x = 72,904,257 × 19,887,103.92
  4. Step 4: Simplify right side
    48,620,789.04x = 1,449,854,535,169,387.50
  5. Step 5: Solve for x
    x = 1,449,854,535,169,387.50/48,620,789.04
  6. Step 6: Final answer
    x = 29,819,642.25

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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.