Home / 10,073,764.80-15,110,647.20-8,514,871.20

Finding the Fourth Proportional to 10,073,764.80, 15,110,647.20 and 8,514,871.20

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Solution

The fourth proportional to 10,073,764.80, 15,110,647.20 and 8,514,871.20 is: 12,772,306.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,073,764.80 : 15,110,647.20 = 8,514,871.20 : x
  2. Step 2: Convert to fraction form
    10,073,764.80/15,110,647.20 = 8,514,871.20/x
  3. Step 3: Cross multiply
    10,073,764.80x = 15,110,647.20 × 8,514,871.20
  4. Step 4: Simplify right side
    10,073,764.80x = 128,665,214,656,640.62
  5. Step 5: Solve for x
    x = 128,665,214,656,640.62/10,073,764.80
  6. Step 6: Final answer
    x = 12,772,306.80

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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.