Home / 37,123,955.28-51,230,287.50-20,603,119.92

Finding the Fourth Proportional to 37,123,955.28, 51,230,287.50 and 20,603,119.92

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Solution

The fourth proportional to 37,123,955.28, 51,230,287.50 and 20,603,119.92 is: 28,431,877.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,123,955.28 : 51,230,287.50 = 20,603,119.92 : x
  2. Step 2: Convert to fraction form
    37,123,955.28/51,230,287.50 = 20,603,119.92/x
  3. Step 3: Cross multiply
    37,123,955.28x = 51,230,287.50 × 20,603,119.92
  4. Step 4: Simplify right side
    37,123,955.28x = 1,055,503,756,898,577.12
  5. Step 5: Solve for x
    x = 1,055,503,756,898,577.12/37,123,955.28
  6. Step 6: Final answer
    x = 28,431,877.72

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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.