Home / 18,440,252.77-25,450,879.87-10,998,391.74

Finding the Fourth Proportional to 18,440,252.77, 25,450,879.87 and 10,998,391.74

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Solution

The fourth proportional to 18,440,252.77, 25,450,879.87 and 10,998,391.74 is: 15,179,767.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,440,252.77 : 25,450,879.87 = 10,998,391.74 : x
  2. Step 2: Convert to fraction form
    18,440,252.77/25,450,879.87 = 10,998,391.74/x
  3. Step 3: Cross multiply
    18,440,252.77x = 25,450,879.87 × 10,998,391.74
  4. Step 4: Simplify right side
    18,440,252.77x = 279,918,746,810,685.88
  5. Step 5: Solve for x
    x = 279,918,746,810,685.88/18,440,252.77
  6. Step 6: Final answer
    x = 15,179,767.35

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1.5x scale

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.