Home / 8,348,043.12-12,521,452.20-2,666,742

Finding the Fourth Proportional to 8,348,043.12, 12,521,452.20 and 2,666,742

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Solution

The fourth proportional to 8,348,043.12, 12,521,452.20 and 2,666,742 is: 3,999,917.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,348,043.12 : 12,521,452.20 = 2,666,742 : x
  2. Step 2: Convert to fraction form
    8,348,043.12/12,521,452.20 = 2,666,742/x
  3. Step 3: Cross multiply
    8,348,043.12x = 12,521,452.20 × 2,666,742
  4. Step 4: Simplify right side
    8,348,043.12x = 33,391,482,482,732.40
  5. Step 5: Solve for x
    x = 33,391,482,482,732.40/8,348,043.12
  6. Step 6: Final answer
    x = 3,999,917.35

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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.