Home / 22,941,137.64-31,655,065.44-13,149,780.12

Finding the Fourth Proportional to 22,941,137.64, 31,655,065.44 and 13,149,780.12

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Solution

The fourth proportional to 22,941,137.64, 31,655,065.44 and 13,149,780.12 is: 18,144,573.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,941,137.64 : 31,655,065.44 = 13,149,780.12 : x
  2. Step 2: Convert to fraction form
    22,941,137.64/31,655,065.44 = 13,149,780.12/x
  3. Step 3: Cross multiply
    22,941,137.64x = 31,655,065.44 × 13,149,780.12
  4. Step 4: Simplify right side
    22,941,137.64x = 416,257,150,220,211.06
  5. Step 5: Solve for x
    x = 416,257,150,220,211.06/22,941,137.64
  6. Step 6: Final answer
    x = 18,144,573.16

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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.