Home / 18,674,086.88-25,770,188.95-10,414,158.12

Finding the Fourth Proportional to 18,674,086.88, 25,770,188.95 and 10,414,158.12

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Solution

The fourth proportional to 18,674,086.88, 25,770,188.95 and 10,414,158.12 is: 14,371,509.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,674,086.88 : 25,770,188.95 = 10,414,158.12 : x
  2. Step 2: Convert to fraction form
    18,674,086.88/25,770,188.95 = 10,414,158.12/x
  3. Step 3: Cross multiply
    18,674,086.88x = 25,770,188.95 × 10,414,158.12
  4. Step 4: Simplify right side
    18,674,086.88x = 268,374,822,481,541.38
  5. Step 5: Solve for x
    x = 268,374,822,481,541.38/18,674,086.88
  6. Step 6: Final answer
    x = 14,371,509.79

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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.