Home / 22,138,060.15-30,551,282.76-12,844,928.53

Finding the Fourth Proportional to 22,138,060.15, 30,551,282.76 and 12,844,928.53

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Solution

The fourth proportional to 22,138,060.15, 30,551,282.76 and 12,844,928.53 is: 17,726,442.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,138,060.15 : 30,551,282.76 = 12,844,928.53 : x
  2. Step 2: Convert to fraction form
    22,138,060.15/30,551,282.76 = 12,844,928.53/x
  3. Step 3: Cross multiply
    22,138,060.15x = 30,551,282.76 × 12,844,928.53
  4. Step 4: Simplify right side
    22,138,060.15x = 392,429,043,552,021.12
  5. Step 5: Solve for x
    x = 392,429,043,552,021.12/22,138,060.15
  6. Step 6: Final answer
    x = 17,726,442.19

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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.