Home / 8,755,968.50-12,082,441.34-4,887,777.86

Finding the Fourth Proportional to 8,755,968.50, 12,082,441.34 and 4,887,777.86

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Solution

The fourth proportional to 8,755,968.50, 12,082,441.34 and 4,887,777.86 is: 6,744,689.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,755,968.50 : 12,082,441.34 = 4,887,777.86 : x
  2. Step 2: Convert to fraction form
    8,755,968.50/12,082,441.34 = 4,887,777.86/x
  3. Step 3: Cross multiply
    8,755,968.50x = 12,082,441.34 × 4,887,777.86
  4. Step 4: Simplify right side
    8,755,968.50x = 59,056,289,276,400.73
  5. Step 5: Solve for x
    x = 59,056,289,276,400.73/8,755,968.50
  6. Step 6: Final answer
    x = 6,744,689.55

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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.