Home / 31,857,654.85-43,952,226.29-18,798,378.01

Finding the Fourth Proportional to 31,857,654.85, 43,952,226.29 and 18,798,378.01

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Solution

The fourth proportional to 31,857,654.85, 43,952,226.29 and 18,798,378.01 is: 25,935,071.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,857,654.85 : 43,952,226.29 = 18,798,378.01 : x
  2. Step 2: Convert to fraction form
    31,857,654.85/43,952,226.29 = 18,798,378.01/x
  3. Step 3: Cross multiply
    31,857,654.85x = 43,952,226.29 × 18,798,378.01
  4. Step 4: Simplify right side
    31,857,654.85x = 826,230,564,086,488
  5. Step 5: Solve for x
    x = 826,230,564,086,488/31,857,654.85
  6. Step 6: Final answer
    x = 25,935,071.74

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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.