Home / 8,278,680.60-11,424,563.10-4,657,008.60

Finding the Fourth Proportional to 8,278,680.60, 11,424,563.10 and 4,657,008.60

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Solution

The fourth proportional to 8,278,680.60, 11,424,563.10 and 4,657,008.60 is: 6,426,662.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,278,680.60 : 11,424,563.10 = 4,657,008.60 : x
  2. Step 2: Convert to fraction form
    8,278,680.60/11,424,563.10 = 4,657,008.60/x
  3. Step 3: Cross multiply
    8,278,680.60x = 11,424,563.10 × 4,657,008.60
  4. Step 4: Simplify right side
    8,278,680.60x = 53,204,288,607,942.66
  5. Step 5: Solve for x
    x = 53,204,288,607,942.66/8,278,680.60
  6. Step 6: Final answer
    x = 6,426,662.80

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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.