Home / 12,595,385.80-18,894,612.30-4,509,209.80

Finding the Fourth Proportional to 12,595,385.80, 18,894,612.30 and 4,509,209.80

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Solution

The fourth proportional to 12,595,385.80, 18,894,612.30 and 4,509,209.80 is: 6,764,363.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,595,385.80 : 18,894,612.30 = 4,509,209.80 : x
  2. Step 2: Convert to fraction form
    12,595,385.80/18,894,612.30 = 4,509,209.80/x
  3. Step 3: Cross multiply
    12,595,385.80x = 18,894,612.30 × 4,509,209.80
  4. Step 4: Simplify right side
    12,595,385.80x = 85,199,770,950,360.55
  5. Step 5: Solve for x
    x = 85,199,770,950,360.55/12,595,385.80
  6. Step 6: Final answer
    x = 6,764,363.74

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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.