Home / 8,788,469.78-13,177,888.32-2,721,517.22

Finding the Fourth Proportional to 8,788,469.78, 13,177,888.32 and 2,721,517.22

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Solution

The fourth proportional to 8,788,469.78, 13,177,888.32 and 2,721,517.22 is: 4,080,784.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,788,469.78 : 13,177,888.32 = 2,721,517.22 : x
  2. Step 2: Convert to fraction form
    8,788,469.78/13,177,888.32 = 2,721,517.22/x
  3. Step 3: Cross multiply
    8,788,469.78x = 13,177,888.32 × 2,721,517.22
  4. Step 4: Simplify right side
    8,788,469.78x = 35,863,849,986,116.88
  5. Step 5: Solve for x
    x = 35,863,849,986,116.88/8,788,469.78
  6. Step 6: Final answer
    x = 4,080,784.36

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.