Home / 9,129,514-12,598,575.32-5,055,045.52

Finding the Fourth Proportional to 9,129,514, 12,598,575.32 and 5,055,045.52

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Solution

The fourth proportional to 9,129,514, 12,598,575.32 and 5,055,045.52 is: 6,975,877.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,129,514 : 12,598,575.32 = 5,055,045.52 : x
  2. Step 2: Convert to fraction form
    9,129,514/12,598,575.32 = 5,055,045.52/x
  3. Step 3: Cross multiply
    9,129,514x = 12,598,575.32 × 5,055,045.52
  4. Step 4: Simplify right side
    9,129,514x = 63,686,371,729,748.56
  5. Step 5: Solve for x
    x = 63,686,371,729,748.56/9,129,514
  6. Step 6: Final answer
    x = 6,975,877.55

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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.