Home / 31,840,684.80-43,935,705.90-17,900,134.44

Finding the Fourth Proportional to 31,840,684.80, 43,935,705.90 and 17,900,134.44

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Solution

The fourth proportional to 31,840,684.80, 43,935,705.90 and 17,900,134.44 is: 24,699,689.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,840,684.80 : 43,935,705.90 = 17,900,134.44 : x
  2. Step 2: Convert to fraction form
    31,840,684.80/43,935,705.90 = 17,900,134.44/x
  3. Step 3: Cross multiply
    31,840,684.80x = 43,935,705.90 × 17,900,134.44
  4. Step 4: Simplify right side
    31,840,684.80x = 786,455,042,326,301.25
  5. Step 5: Solve for x
    x = 786,455,042,326,301.25/31,840,684.80
  6. Step 6: Final answer
    x = 24,699,689.95

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.