Home / 84,378,871.90-126,573,179.43-32,563,743.44

Finding the Fourth Proportional to 84,378,871.90, 126,573,179.43 and 32,563,743.44

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Solution

The fourth proportional to 84,378,871.90, 126,573,179.43 and 32,563,743.44 is: 48,847,495.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,378,871.90 : 126,573,179.43 = 32,563,743.44 : x
  2. Step 2: Convert to fraction form
    84,378,871.90/126,573,179.43 = 32,563,743.44/x
  3. Step 3: Cross multiply
    84,378,871.90x = 126,573,179.43 × 32,563,743.44
  4. Step 4: Simplify right side
    84,378,871.90x = 4,121,696,541,343,606
  5. Step 5: Solve for x
    x = 4,121,696,541,343,606/84,378,871.90
  6. Step 6: Final answer
    x = 48,847,495.22

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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.