Home / 54,388,260.60-81,676,869.30-28,879,092.60

Finding the Fourth Proportional to 54,388,260.60, 81,676,869.30 and 28,879,092.60

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Solution

The fourth proportional to 54,388,260.60, 81,676,869.30 and 28,879,092.60 is: 43,368,805.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,388,260.60 : 81,676,869.30 = 28,879,092.60 : x
  2. Step 2: Convert to fraction form
    54,388,260.60/81,676,869.30 = 28,879,092.60/x
  3. Step 3: Cross multiply
    54,388,260.60x = 81,676,869.30 × 28,879,092.60
  4. Step 4: Simplify right side
    54,388,260.60x = 2,358,753,871,792,797
  5. Step 5: Solve for x
    x = 2,358,753,871,792,797/54,388,260.60
  6. Step 6: Final answer
    x = 43,368,805.07

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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.