Home / 9,231,746.58-12,739,849.05-5,045,515.68

Finding the Fourth Proportional to 9,231,746.58, 12,739,849.05 and 5,045,515.68

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Solution

The fourth proportional to 9,231,746.58, 12,739,849.05 and 5,045,515.68 is: 6,962,832.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,231,746.58 : 12,739,849.05 = 5,045,515.68 : x
  2. Step 2: Convert to fraction form
    9,231,746.58/12,739,849.05 = 5,045,515.68/x
  3. Step 3: Cross multiply
    9,231,746.58x = 12,739,849.05 × 5,045,515.68
  4. Step 4: Simplify right side
    9,231,746.58x = 64,279,108,142,608.10
  5. Step 5: Solve for x
    x = 64,279,108,142,608.10/9,231,746.58
  6. Step 6: Final answer
    x = 6,962,832.83

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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.