Home / 8,707,961.72-13,049,537.88-6,415,457.24

Finding the Fourth Proportional to 8,707,961.72, 13,049,537.88 and 6,415,457.24

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Solution

The fourth proportional to 8,707,961.72, 13,049,537.88 and 6,415,457.24 is: 9,614,046.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,707,961.72 : 13,049,537.88 = 6,415,457.24 : x
  2. Step 2: Convert to fraction form
    8,707,961.72/13,049,537.88 = 6,415,457.24/x
  3. Step 3: Cross multiply
    8,707,961.72x = 13,049,537.88 × 6,415,457.24
  4. Step 4: Simplify right side
    8,707,961.72x = 83,718,752,270,900.27
  5. Step 5: Solve for x
    x = 83,718,752,270,900.27/8,707,961.72
  6. Step 6: Final answer
    x = 9,614,046.89

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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.