Home / 19,264,076.72-28,897,687.56-9,674,523.44

Finding the Fourth Proportional to 19,264,076.72, 28,897,687.56 and 9,674,523.44

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Solution

The fourth proportional to 19,264,076.72, 28,897,687.56 and 9,674,523.44 is: 14,512,574.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,264,076.72 : 28,897,687.56 = 9,674,523.44 : x
  2. Step 2: Convert to fraction form
    19,264,076.72/28,897,687.56 = 9,674,523.44/x
  3. Step 3: Cross multiply
    19,264,076.72x = 28,897,687.56 × 9,674,523.44
  4. Step 4: Simplify right side
    19,264,076.72x = 279,571,355,661,016.38
  5. Step 5: Solve for x
    x = 279,571,355,661,016.38/19,264,076.72
  6. Step 6: Final answer
    x = 14,512,574.87

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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.