Home / 11,619,255.15-16,034,348.73-6,391,957.80

Finding the Fourth Proportional to 11,619,255.15, 16,034,348.73 and 6,391,957.80

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Solution

The fourth proportional to 11,619,255.15, 16,034,348.73 and 6,391,957.80 is: 8,820,778.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,619,255.15 : 16,034,348.73 = 6,391,957.80 : x
  2. Step 2: Convert to fraction form
    11,619,255.15/16,034,348.73 = 6,391,957.80/x
  3. Step 3: Cross multiply
    11,619,255.15x = 16,034,348.73 × 6,391,957.80
  4. Step 4: Simplify right side
    11,619,255.15x = 102,490,880,432,643.59
  5. Step 5: Solve for x
    x = 102,490,880,432,643.59/11,619,255.15
  6. Step 6: Final answer
    x = 8,820,778.88

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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.