Home / 12,062,632.20-18,093,948.30-9,671,147.70

Finding the Fourth Proportional to 12,062,632.20, 18,093,948.30 and 9,671,147.70

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Solution

The fourth proportional to 12,062,632.20, 18,093,948.30 and 9,671,147.70 is: 14,506,721.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,062,632.20 : 18,093,948.30 = 9,671,147.70 : x
  2. Step 2: Convert to fraction form
    12,062,632.20/18,093,948.30 = 9,671,147.70/x
  3. Step 3: Cross multiply
    12,062,632.20x = 18,093,948.30 × 9,671,147.70
  4. Step 4: Simplify right side
    12,062,632.20x = 174,989,246,485,463.91
  5. Step 5: Solve for x
    x = 174,989,246,485,463.91/12,062,632.20
  6. Step 6: Final answer
    x = 14,506,721.55

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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.