Home / 54,518,594.40-81,777,891.60-31,560,343.20

Finding the Fourth Proportional to 54,518,594.40, 81,777,891.60 and 31,560,343.20

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Solution

The fourth proportional to 54,518,594.40, 81,777,891.60 and 31,560,343.20 is: 47,340,514.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,518,594.40 : 81,777,891.60 = 31,560,343.20 : x
  2. Step 2: Convert to fraction form
    54,518,594.40/81,777,891.60 = 31,560,343.20/x
  3. Step 3: Cross multiply
    54,518,594.40x = 81,777,891.60 × 31,560,343.20
  4. Step 4: Simplify right side
    54,518,594.40x = 2,580,938,325,068,397
  5. Step 5: Solve for x
    x = 2,580,938,325,068,397/54,518,594.40
  6. Step 6: Final answer
    x = 47,340,514.80

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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.