Home / 27,188,420.10-40,782,630.15-16,438,877.70

Finding the Fourth Proportional to 27,188,420.10, 40,782,630.15 and 16,438,877.70

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Solution

The fourth proportional to 27,188,420.10, 40,782,630.15 and 16,438,877.70 is: 24,658,316.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,188,420.10 : 40,782,630.15 = 16,438,877.70 : x
  2. Step 2: Convert to fraction form
    27,188,420.10/40,782,630.15 = 16,438,877.70/x
  3. Step 3: Cross multiply
    27,188,420.10x = 40,782,630.15 × 16,438,877.70
  4. Step 4: Simplify right side
    27,188,420.10x = 670,420,669,320,182.62
  5. Step 5: Solve for x
    x = 670,420,669,320,182.62/27,188,420.10
  6. Step 6: Final answer
    x = 24,658,316.55

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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.