Home / 9,685,891.17-14,528,836.76-8,438,776.29

Finding the Fourth Proportional to 9,685,891.17, 14,528,836.76 and 8,438,776.29

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Solution

The fourth proportional to 9,685,891.17, 14,528,836.76 and 8,438,776.29 is: 12,658,164.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,685,891.17 : 14,528,836.76 = 8,438,776.29 : x
  2. Step 2: Convert to fraction form
    9,685,891.17/14,528,836.76 = 8,438,776.29/x
  3. Step 3: Cross multiply
    9,685,891.17x = 14,528,836.76 × 8,438,776.29
  4. Step 4: Simplify right side
    9,685,891.17x = 122,605,603,129,374.53
  5. Step 5: Solve for x
    x = 122,605,603,129,374.53/9,685,891.17
  6. Step 6: Final answer
    x = 12,658,164.44

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Similar ratio
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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.