Home / 18,328,834.54-25,293,808.38-10,069,431.88

Finding the Fourth Proportional to 18,328,834.54, 25,293,808.38 and 10,069,431.88

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Solution

The fourth proportional to 18,328,834.54, 25,293,808.38 and 10,069,431.88 is: 13,895,825.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,328,834.54 : 25,293,808.38 = 10,069,431.88 : x
  2. Step 2: Convert to fraction form
    18,328,834.54/25,293,808.38 = 10,069,431.88/x
  3. Step 3: Cross multiply
    18,328,834.54x = 25,293,808.38 × 10,069,431.88
  4. Step 4: Simplify right side
    18,328,834.54x = 254,694,280,468,183.16
  5. Step 5: Solve for x
    x = 254,694,280,468,183.16/18,328,834.54
  6. Step 6: Final answer
    x = 13,895,825.18

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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.