Home / 10,676,036.56-15,976,836.90-8,734,505.44

Finding the Fourth Proportional to 10,676,036.56, 15,976,836.90 and 8,734,505.44

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Solution

The fourth proportional to 10,676,036.56, 15,976,836.90 and 8,734,505.44 is: 13,071,308.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,676,036.56 : 15,976,836.90 = 8,734,505.44 : x
  2. Step 2: Convert to fraction form
    10,676,036.56/15,976,836.90 = 8,734,505.44/x
  3. Step 3: Cross multiply
    10,676,036.56x = 15,976,836.90 × 8,734,505.44
  4. Step 4: Simplify right side
    10,676,036.56x = 139,549,768,817,042.73
  5. Step 5: Solve for x
    x = 139,549,768,817,042.73/10,676,036.56
  6. Step 6: Final answer
    x = 13,071,308.63

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.