Home / 19,904,002.80-29,856,004.20-9,826,306.80

Finding the Fourth Proportional to 19,904,002.80, 29,856,004.20 and 9,826,306.80

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Solution

The fourth proportional to 19,904,002.80, 29,856,004.20 and 9,826,306.80 is: 14,739,460.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,904,002.80 : 29,856,004.20 = 9,826,306.80 : x
  2. Step 2: Convert to fraction form
    19,904,002.80/29,856,004.20 = 9,826,306.80/x
  3. Step 3: Cross multiply
    19,904,002.80x = 29,856,004.20 × 9,826,306.80
  4. Step 4: Simplify right side
    19,904,002.80x = 293,374,257,091,288.56
  5. Step 5: Solve for x
    x = 293,374,257,091,288.56/19,904,002.80
  6. Step 6: Final answer
    x = 14,739,460.20

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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.