Home / 8,760,029.80-13,142,502.30-4,272,452.20

Finding the Fourth Proportional to 8,760,029.80, 13,142,502.30 and 4,272,452.20

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Solution

The fourth proportional to 8,760,029.80, 13,142,502.30 and 4,272,452.20 is: 6,409,876.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,760,029.80 : 13,142,502.30 = 4,272,452.20 : x
  2. Step 2: Convert to fraction form
    8,760,029.80/13,142,502.30 = 4,272,452.20/x
  3. Step 3: Cross multiply
    8,760,029.80x = 13,142,502.30 × 4,272,452.20
  4. Step 4: Simplify right side
    8,760,029.80x = 56,150,712,865,140.06
  5. Step 5: Solve for x
    x = 56,150,712,865,140.06/8,760,029.80
  6. Step 6: Final answer
    x = 6,409,876.92

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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.