Home / 22,970,521.60-31,697,891.52-12,656,667.52

Finding the Fourth Proportional to 22,970,521.60, 31,697,891.52 and 12,656,667.52

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Solution

The fourth proportional to 22,970,521.60, 31,697,891.52 and 12,656,667.52 is: 17,465,414.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,970,521.60 : 31,697,891.52 = 12,656,667.52 : x
  2. Step 2: Convert to fraction form
    22,970,521.60/31,697,891.52 = 12,656,667.52/x
  3. Step 3: Cross multiply
    22,970,521.60x = 31,697,891.52 × 12,656,667.52
  4. Step 4: Simplify right side
    22,970,521.60x = 401,189,674,053,667.44
  5. Step 5: Solve for x
    x = 401,189,674,053,667.44/22,970,521.60
  6. Step 6: Final answer
    x = 17,465,414.20

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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.