Home / 52,717,083.74-79,080,857.40-19,489,007.60

Finding the Fourth Proportional to 52,717,083.74, 79,080,857.40 and 19,489,007.60

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Solution

The fourth proportional to 52,717,083.74, 79,080,857.40 and 19,489,007.60 is: 29,235,445.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,717,083.74 : 79,080,857.40 = 19,489,007.60 : x
  2. Step 2: Convert to fraction form
    52,717,083.74/79,080,857.40 = 19,489,007.60/x
  3. Step 3: Cross multiply
    52,717,083.74x = 79,080,857.40 × 19,489,007.60
  4. Step 4: Simplify right side
    52,717,083.74x = 1,541,207,431,080,818.50
  5. Step 5: Solve for x
    x = 1,541,207,431,080,818.50/52,717,083.74
  6. Step 6: Final answer
    x = 29,235,445.55

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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.