Home / 54,438,800.40-81,658,200.60-27,229,021.20

Finding the Fourth Proportional to 54,438,800.40, 81,658,200.60 and 27,229,021.20

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Solution

The fourth proportional to 54,438,800.40, 81,658,200.60 and 27,229,021.20 is: 40,843,531.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,438,800.40 : 81,658,200.60 = 27,229,021.20 : x
  2. Step 2: Convert to fraction form
    54,438,800.40/81,658,200.60 = 27,229,021.20/x
  3. Step 3: Cross multiply
    54,438,800.40x = 81,658,200.60 × 27,229,021.20
  4. Step 4: Simplify right side
    54,438,800.40x = 2,223,472,875,291,252.50
  5. Step 5: Solve for x
    x = 2,223,472,875,291,252.50/54,438,800.40
  6. Step 6: Final answer
    x = 40,843,531.80

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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.