Home / 8,788,467.78-13,177,885.32-2,721,515.22

Finding the Fourth Proportional to 8,788,467.78, 13,177,885.32 and 2,721,515.22

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Solution

The fourth proportional to 8,788,467.78, 13,177,885.32 and 2,721,515.22 is: 4,080,781.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,788,467.78 : 13,177,885.32 = 2,721,515.22 : x
  2. Step 2: Convert to fraction form
    8,788,467.78/13,177,885.32 = 2,721,515.22/x
  3. Step 3: Cross multiply
    8,788,467.78x = 13,177,885.32 × 2,721,515.22
  4. Step 4: Simplify right side
    8,788,467.78x = 35,863,815,465,794.57
  5. Step 5: Solve for x
    x = 35,863,815,465,794.57/8,788,467.78
  6. Step 6: Final answer
    x = 4,080,781.36

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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.