Home / 18,310,280.39-25,289,158.23-12,058,753.50

Finding the Fourth Proportional to 18,310,280.39, 25,289,158.23 and 12,058,753.50

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Solution

The fourth proportional to 18,310,280.39, 25,289,158.23 and 12,058,753.50 is: 16,654,891.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,310,280.39 : 25,289,158.23 = 12,058,753.50 : x
  2. Step 2: Convert to fraction form
    18,310,280.39/25,289,158.23 = 12,058,753.50/x
  3. Step 3: Cross multiply
    18,310,280.39x = 25,289,158.23 × 12,058,753.50
  4. Step 4: Simplify right side
    18,310,280.39x = 304,955,725,318,066.31
  5. Step 5: Solve for x
    x = 304,955,725,318,066.31/18,310,280.39
  6. Step 6: Final answer
    x = 16,654,891.06

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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.