Home / 15,039,083.95-20,753,337.97-8,514,066.93

Finding the Fourth Proportional to 15,039,083.95, 20,753,337.97 and 8,514,066.93

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Solution

The fourth proportional to 15,039,083.95, 20,753,337.97 and 8,514,066.93 is: 11,749,073.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,039,083.95 : 20,753,337.97 = 8,514,066.93 : x
  2. Step 2: Convert to fraction form
    15,039,083.95/20,753,337.97 = 8,514,066.93/x
  3. Step 3: Cross multiply
    15,039,083.95x = 20,753,337.97 × 8,514,066.93
  4. Step 4: Simplify right side
    15,039,083.95x = 176,695,308,476,205.16
  5. Step 5: Solve for x
    x = 176,695,308,476,205.16/15,039,083.95
  6. Step 6: Final answer
    x = 11,749,073.89

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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.