Home / 13,129,390.44-19,677,519.45-6,654,092.76

Finding the Fourth Proportional to 13,129,390.44, 19,677,519.45 and 6,654,092.76

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Solution

The fourth proportional to 13,129,390.44, 19,677,519.45 and 6,654,092.76 is: 9,972,743.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,129,390.44 : 19,677,519.45 = 6,654,092.76 : x
  2. Step 2: Convert to fraction form
    13,129,390.44/19,677,519.45 = 6,654,092.76/x
  3. Step 3: Cross multiply
    13,129,390.44x = 19,677,519.45 × 6,654,092.76
  4. Step 4: Simplify right side
    13,129,390.44x = 130,936,039,707,004.17
  5. Step 5: Solve for x
    x = 130,936,039,707,004.17/13,129,390.44
  6. Step 6: Final answer
    x = 9,972,743.24

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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.