Home / 11,550,257.86-15,938,671.16-6,393,311.86

Finding the Fourth Proportional to 11,550,257.86, 15,938,671.16 and 6,393,311.86

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Solution

The fourth proportional to 11,550,257.86, 15,938,671.16 and 6,393,311.86 is: 8,822,391.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,550,257.86 : 15,938,671.16 = 6,393,311.86 : x
  2. Step 2: Convert to fraction form
    11,550,257.86/15,938,671.16 = 6,393,311.86/x
  3. Step 3: Cross multiply
    11,550,257.86x = 15,938,671.16 × 6,393,311.86
  4. Step 4: Simplify right side
    11,550,257.86x = 101,900,895,359,867.97
  5. Step 5: Solve for x
    x = 101,900,895,359,867.97/11,550,257.86
  6. Step 6: Final answer
    x = 8,822,391.38

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.