Home / 8,670,294.47-11,965,002.20-5,185,633.18

Finding the Fourth Proportional to 8,670,294.47, 11,965,002.20 and 5,185,633.18

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Solution

The fourth proportional to 8,670,294.47, 11,965,002.20 and 5,185,633.18 is: 7,156,171.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,670,294.47 : 11,965,002.20 = 5,185,633.18 : x
  2. Step 2: Convert to fraction form
    8,670,294.47/11,965,002.20 = 5,185,633.18/x
  3. Step 3: Cross multiply
    8,670,294.47x = 11,965,002.20 × 5,185,633.18
  4. Step 4: Simplify right side
    8,670,294.47x = 62,046,112,407,092.99
  5. Step 5: Solve for x
    x = 62,046,112,407,092.99/8,670,294.47
  6. Step 6: Final answer
    x = 7,156,171.30

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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.