Home / 22,520,080.89-31,077,681.89-12,206,801.25

Finding the Fourth Proportional to 22,520,080.89, 31,077,681.89 and 12,206,801.25

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Solution

The fourth proportional to 22,520,080.89, 31,077,681.89 and 12,206,801.25 is: 16,845,369.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,520,080.89 : 31,077,681.89 = 12,206,801.25 : x
  2. Step 2: Convert to fraction form
    22,520,080.89/31,077,681.89 = 12,206,801.25/x
  3. Step 3: Cross multiply
    22,520,080.89x = 31,077,681.89 × 12,206,801.25
  4. Step 4: Simplify right side
    22,520,080.89x = 379,359,086,080,920.38
  5. Step 5: Solve for x
    x = 379,359,086,080,920.38/22,520,080.89
  6. Step 6: Final answer
    x = 16,845,369.60

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1.5x scale

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.