Home / 12,375,278.20-18,590,910.90-8,596,142.20

Finding the Fourth Proportional to 12,375,278.20, 18,590,910.90 and 8,596,142.20

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Solution

The fourth proportional to 12,375,278.20, 18,590,910.90 and 8,596,142.20 is: 12,913,658.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,375,278.20 : 18,590,910.90 = 8,596,142.20 : x
  2. Step 2: Convert to fraction form
    12,375,278.20/18,590,910.90 = 8,596,142.20/x
  3. Step 3: Cross multiply
    12,375,278.20x = 18,590,910.90 × 8,596,142.20
  4. Step 4: Simplify right side
    12,375,278.20x = 159,810,113,723,929.97
  5. Step 5: Solve for x
    x = 159,810,113,723,929.97/12,375,278.20
  6. Step 6: Final answer
    x = 12,913,658.27

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1.5x scale

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.