Home / 31,561,106.04-43,538,279.40-19,167,901.92

Finding the Fourth Proportional to 31,561,106.04, 43,538,279.40 and 19,167,901.92

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Solution

The fourth proportional to 31,561,106.04, 43,538,279.40 and 19,167,901.92 is: 26,441,958.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,561,106.04 : 43,538,279.40 = 19,167,901.92 : x
  2. Step 2: Convert to fraction form
    31,561,106.04/43,538,279.40 = 19,167,901.92/x
  3. Step 3: Cross multiply
    31,561,106.04x = 43,538,279.40 × 19,167,901.92
  4. Step 4: Simplify right side
    31,561,106.04x = 834,537,469,304,756.50
  5. Step 5: Solve for x
    x = 834,537,469,304,756.50/31,561,106.04
  6. Step 6: Final answer
    x = 26,441,958.92

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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.