Home / 54,547,872.40-81,812,879.16-22,198,468.24

Finding the Fourth Proportional to 54,547,872.40, 81,812,879.16 and 22,198,468.24

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Solution

The fourth proportional to 54,547,872.40, 81,812,879.16 and 22,198,468.24 is: 33,294,068.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,547,872.40 : 81,812,879.16 = 22,198,468.24 : x
  2. Step 2: Convert to fraction form
    54,547,872.40/81,812,879.16 = 22,198,468.24/x
  3. Step 3: Cross multiply
    54,547,872.40x = 81,812,879.16 × 22,198,468.24
  4. Step 4: Simplify right side
    54,547,872.40x = 1,816,120,599,656,217.75
  5. Step 5: Solve for x
    x = 1,816,120,599,656,217.75/54,547,872.40
  6. Step 6: Final answer
    x = 33,294,068.49

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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.