Home / 31,520,938.51-43,500,844.52-17,392,055.94

Finding the Fourth Proportional to 31,520,938.51, 43,500,844.52 and 17,392,055.94

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Solution

The fourth proportional to 31,520,938.51, 43,500,844.52 and 17,392,055.94 is: 24,002,112.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,520,938.51 : 43,500,844.52 = 17,392,055.94 : x
  2. Step 2: Convert to fraction form
    31,520,938.51/43,500,844.52 = 17,392,055.94/x
  3. Step 3: Cross multiply
    31,520,938.51x = 43,500,844.52 × 17,392,055.94
  4. Step 4: Simplify right side
    31,520,938.51x = 756,569,121,329,082.62
  5. Step 5: Solve for x
    x = 756,569,121,329,082.62/31,520,938.51
  6. Step 6: Final answer
    x = 24,002,112.79

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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.