Home / 11,532,460-15,912,149.32-6,885,339.52

Finding the Fourth Proportional to 11,532,460, 15,912,149.32 and 6,885,339.52

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Solution

The fourth proportional to 11,532,460, 15,912,149.32 and 6,885,339.52 is: 9,500,189.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,532,460 : 15,912,149.32 = 6,885,339.52 : x
  2. Step 2: Convert to fraction form
    11,532,460/15,912,149.32 = 6,885,339.52/x
  3. Step 3: Cross multiply
    11,532,460x = 15,912,149.32 × 6,885,339.52
  4. Step 4: Simplify right side
    11,532,460x = 109,560,550,561,137.12
  5. Step 5: Solve for x
    x = 109,560,550,561,137.12/11,532,460
  6. Step 6: Final answer
    x = 9,500,189.08

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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.