Home / 38,370,519.96-52,951,455.18-20,966,864.82

Finding the Fourth Proportional to 38,370,519.96, 52,951,455.18 and 20,966,864.82

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Solution

The fourth proportional to 38,370,519.96, 52,951,455.18 and 20,966,864.82 is: 28,934,348.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,370,519.96 : 52,951,455.18 = 20,966,864.82 : x
  2. Step 2: Convert to fraction form
    38,370,519.96/52,951,455.18 = 20,966,864.82/x
  3. Step 3: Cross multiply
    38,370,519.96x = 52,951,455.18 × 20,966,864.82
  4. Step 4: Simplify right side
    38,370,519.96x = 1,110,226,002,781,348.75
  5. Step 5: Solve for x
    x = 1,110,226,002,781,348.75/38,370,519.96
  6. Step 6: Final answer
    x = 28,934,348.66

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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.