Home / 12,251,282.40-18,376,923.60-10,571,666.40

Finding the Fourth Proportional to 12,251,282.40, 18,376,923.60 and 10,571,666.40

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Solution

The fourth proportional to 12,251,282.40, 18,376,923.60 and 10,571,666.40 is: 15,857,499.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,251,282.40 : 18,376,923.60 = 10,571,666.40 : x
  2. Step 2: Convert to fraction form
    12,251,282.40/18,376,923.60 = 10,571,666.40/x
  3. Step 3: Cross multiply
    12,251,282.40x = 18,376,923.60 × 10,571,666.40
  4. Step 4: Simplify right side
    12,251,282.40x = 194,274,705,757,487.06
  5. Step 5: Solve for x
    x = 194,274,705,757,487.06/12,251,282.40
  6. Step 6: Final answer
    x = 15,857,499.60

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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.