Home / 11,815,350.80-17,721,451.40-3,294,973.76

Finding the Fourth Proportional to 11,815,350.80, 17,721,451.40 and 3,294,973.76

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Solution

The fourth proportional to 11,815,350.80, 17,721,451.40 and 3,294,973.76 is: 4,942,021.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,815,350.80 : 17,721,451.40 = 3,294,973.76 : x
  2. Step 2: Convert to fraction form
    11,815,350.80/17,721,451.40 = 3,294,973.76/x
  3. Step 3: Cross multiply
    11,815,350.80x = 17,721,451.40 × 3,294,973.76
  4. Step 4: Simplify right side
    11,815,350.80x = 58,391,717,352,115.26
  5. Step 5: Solve for x
    x = 58,391,717,352,115.26/11,815,350.80
  6. Step 6: Final answer
    x = 4,942,021.47

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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.