Home / 31,169,126.20-43,013,268.66-17,418,086.68

Finding the Fourth Proportional to 31,169,126.20, 43,013,268.66 and 17,418,086.68

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Solution

The fourth proportional to 31,169,126.20, 43,013,268.66 and 17,418,086.68 is: 24,036,889.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,169,126.20 : 43,013,268.66 = 17,418,086.68 : x
  2. Step 2: Convert to fraction form
    31,169,126.20/43,013,268.66 = 17,418,086.68/x
  3. Step 3: Cross multiply
    31,169,126.20x = 43,013,268.66 × 17,418,086.68
  4. Step 4: Simplify right side
    31,169,126.20x = 749,208,841,910,007.38
  5. Step 5: Solve for x
    x = 749,208,841,910,007.38/31,169,126.20
  6. Step 6: Final answer
    x = 24,036,889.49

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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.