Home / 18,589,670.40-27,884,505.60-10,086,614.40

Finding the Fourth Proportional to 18,589,670.40, 27,884,505.60 and 10,086,614.40

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Solution

The fourth proportional to 18,589,670.40, 27,884,505.60 and 10,086,614.40 is: 15,129,921.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,589,670.40 : 27,884,505.60 = 10,086,614.40 : x
  2. Step 2: Convert to fraction form
    18,589,670.40/27,884,505.60 = 10,086,614.40/x
  3. Step 3: Cross multiply
    18,589,670.40x = 27,884,505.60 × 10,086,614.40
  4. Step 4: Simplify right side
    18,589,670.40x = 281,260,255,721,840.66
  5. Step 5: Solve for x
    x = 281,260,255,721,840.66/18,589,670.40
  6. Step 6: Final answer
    x = 15,129,921.60

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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.