Home / 62,131,111.35-85,721,934.05-36,020,418.72

Finding the Fourth Proportional to 62,131,111.35, 85,721,934.05 and 36,020,418.72

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Solution

The fourth proportional to 62,131,111.35, 85,721,934.05 and 36,020,418.72 is: 49,697,162.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,131,111.35 : 85,721,934.05 = 36,020,418.72 : x
  2. Step 2: Convert to fraction form
    62,131,111.35/85,721,934.05 = 36,020,418.72/x
  3. Step 3: Cross multiply
    62,131,111.35x = 85,721,934.05 × 36,020,418.72
  4. Step 4: Simplify right side
    62,131,111.35x = 3,087,739,957,360,514
  5. Step 5: Solve for x
    x = 3,087,739,957,360,514/62,131,111.35
  6. Step 6: Final answer
    x = 49,697,162.83

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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.