Home / 48,498,437.15-72,747,655.73-19,729,764.35

Finding the Fourth Proportional to 48,498,437.15, 72,747,655.73 and 19,729,764.35

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Solution

The fourth proportional to 48,498,437.15, 72,747,655.73 and 19,729,764.35 is: 29,594,646.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,498,437.15 : 72,747,655.73 = 19,729,764.35 : x
  2. Step 2: Convert to fraction form
    48,498,437.15/72,747,655.73 = 19,729,764.35/x
  3. Step 3: Cross multiply
    48,498,437.15x = 72,747,655.73 × 19,729,764.35
  4. Step 4: Simplify right side
    48,498,437.15x = 1,435,294,104,469,178.50
  5. Step 5: Solve for x
    x = 1,435,294,104,469,178.50/48,498,437.15
  6. Step 6: Final answer
    x = 29,594,646.53

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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.