Home / 54,490,298.45-81,689,154.17-25,361,053.07

Finding the Fourth Proportional to 54,490,298.45, 81,689,154.17 and 25,361,053.07

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Solution

The fourth proportional to 54,490,298.45, 81,689,154.17 and 25,361,053.07 is: 38,020,033.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,490,298.45 : 81,689,154.17 = 25,361,053.07 : x
  2. Step 2: Convert to fraction form
    54,490,298.45/81,689,154.17 = 25,361,053.07/x
  3. Step 3: Cross multiply
    54,490,298.45x = 81,689,154.17 × 25,361,053.07
  4. Step 4: Simplify right side
    54,490,298.45x = 2,071,722,974,148,781.75
  5. Step 5: Solve for x
    x = 2,071,722,974,148,781.75/54,490,298.45
  6. Step 6: Final answer
    x = 38,020,033.53

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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.