Home / 19,957,325.20-29,935,987.80-13,580,033.20

Finding the Fourth Proportional to 19,957,325.20, 29,935,987.80 and 13,580,033.20

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Solution

The fourth proportional to 19,957,325.20, 29,935,987.80 and 13,580,033.20 is: 20,370,049.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,957,325.20 : 29,935,987.80 = 13,580,033.20 : x
  2. Step 2: Convert to fraction form
    19,957,325.20/29,935,987.80 = 13,580,033.20/x
  3. Step 3: Cross multiply
    19,957,325.20x = 29,935,987.80 × 13,580,033.20
  4. Step 4: Simplify right side
    19,957,325.20x = 406,531,708,198,794.94
  5. Step 5: Solve for x
    x = 406,531,708,198,794.94/19,957,325.20
  6. Step 6: Final answer
    x = 20,370,049.80

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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.