Home / 18,266,073.92-25,189,788.48-10,922,711.12

Finding the Fourth Proportional to 18,266,073.92, 25,189,788.48 and 10,922,711.12

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Solution

The fourth proportional to 18,266,073.92, 25,189,788.48 and 10,922,711.12 is: 15,062,940.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,266,073.92 : 25,189,788.48 = 10,922,711.12 : x
  2. Step 2: Convert to fraction form
    18,266,073.92/25,189,788.48 = 10,922,711.12/x
  3. Step 3: Cross multiply
    18,266,073.92x = 25,189,788.48 × 10,922,711.12
  4. Step 4: Simplify right side
    18,266,073.92x = 275,140,782,740,943.88
  5. Step 5: Solve for x
    x = 275,140,782,740,943.88/18,266,073.92
  6. Step 6: Final answer
    x = 15,062,940.40

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.