Home / 48,389,620.80-72,584,431.20-31,170,932.40

Finding the Fourth Proportional to 48,389,620.80, 72,584,431.20 and 31,170,932.40

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Solution

The fourth proportional to 48,389,620.80, 72,584,431.20 and 31,170,932.40 is: 46,756,398.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,389,620.80 : 72,584,431.20 = 31,170,932.40 : x
  2. Step 2: Convert to fraction form
    48,389,620.80/72,584,431.20 = 31,170,932.40/x
  3. Step 3: Cross multiply
    48,389,620.80x = 72,584,431.20 × 31,170,932.40
  4. Step 4: Simplify right side
    48,389,620.80x = 2,262,524,398,227,651
  5. Step 5: Solve for x
    x = 2,262,524,398,227,651/48,389,620.80
  6. Step 6: Final answer
    x = 46,756,398.60

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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.