Home / 43,942,141.52-65,951,159.16-30,488,417.36

Finding the Fourth Proportional to 43,942,141.52, 65,951,159.16 and 30,488,417.36

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Solution

The fourth proportional to 43,942,141.52, 65,951,159.16 and 30,488,417.36 is: 45,758,954.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,942,141.52 : 65,951,159.16 = 30,488,417.36 : x
  2. Step 2: Convert to fraction form
    43,942,141.52/65,951,159.16 = 30,488,417.36/x
  3. Step 3: Cross multiply
    43,942,141.52x = 65,951,159.16 × 30,488,417.36
  4. Step 4: Simplify right side
    43,942,141.52x = 2,010,746,465,845,866.75
  5. Step 5: Solve for x
    x = 2,010,746,465,845,866.75/43,942,141.52
  6. Step 6: Final answer
    x = 45,758,954.76

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.