Home / 8,073,872.89-11,142,213.65-4,402,990.36

Finding the Fourth Proportional to 8,073,872.89, 11,142,213.65 and 4,402,990.36

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Solution

The fourth proportional to 8,073,872.89, 11,142,213.65 and 4,402,990.36 is: 6,076,273.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,073,872.89 : 11,142,213.65 = 4,402,990.36 : x
  2. Step 2: Convert to fraction form
    8,073,872.89/11,142,213.65 = 4,402,990.36/x
  3. Step 3: Cross multiply
    8,073,872.89x = 11,142,213.65 × 4,402,990.36
  4. Step 4: Simplify right side
    8,073,872.89x = 49,059,059,290,010.42
  5. Step 5: Solve for x
    x = 49,059,059,290,010.42/8,073,872.89
  6. Step 6: Final answer
    x = 6,076,273.43

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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.