Home / 26,602,747.80-39,921,836.40-12,218,411.40

Finding the Fourth Proportional to 26,602,747.80, 39,921,836.40 and 12,218,411.40

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Solution

The fourth proportional to 26,602,747.80, 39,921,836.40 and 12,218,411.40 is: 18,335,753.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,602,747.80 : 39,921,836.40 = 12,218,411.40 : x
  2. Step 2: Convert to fraction form
    26,602,747.80/39,921,836.40 = 12,218,411.40/x
  3. Step 3: Cross multiply
    26,602,747.80x = 39,921,836.40 × 12,218,411.40
  4. Step 4: Simplify right side
    26,602,747.80x = 487,781,420,978,694.94
  5. Step 5: Solve for x
    x = 487,781,420,978,694.94/26,602,747.80
  6. Step 6: Final answer
    x = 18,335,753.31

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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.