Home / 10,269,648.32-15,398,709.60-7,034,842.16

Finding the Fourth Proportional to 10,269,648.32, 15,398,709.60 and 7,034,842.16

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Solution

The fourth proportional to 10,269,648.32, 15,398,709.60 and 7,034,842.16 is: 10,548,315.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,269,648.32 : 15,398,709.60 = 7,034,842.16 : x
  2. Step 2: Convert to fraction form
    10,269,648.32/15,398,709.60 = 7,034,842.16/x
  3. Step 3: Cross multiply
    10,269,648.32x = 15,398,709.60 × 7,034,842.16
  4. Step 4: Simplify right side
    10,269,648.32x = 108,327,491,503,676.73
  5. Step 5: Solve for x
    x = 108,327,491,503,676.73/10,269,648.32
  6. Step 6: Final answer
    x = 10,548,315.59

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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.