Home / 31,007,583.28-42,790,047.24-17,256,543.76

Finding the Fourth Proportional to 31,007,583.28, 42,790,047.24 and 17,256,543.76

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Solution

The fourth proportional to 31,007,583.28, 42,790,047.24 and 17,256,543.76 is: 23,813,797.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,007,583.28 : 42,790,047.24 = 17,256,543.76 : x
  2. Step 2: Convert to fraction form
    31,007,583.28/42,790,047.24 = 17,256,543.76/x
  3. Step 3: Cross multiply
    31,007,583.28x = 42,790,047.24 × 17,256,543.76
  4. Step 4: Simplify right side
    31,007,583.28x = 738,408,322,689,527.38
  5. Step 5: Solve for x
    x = 738,408,322,689,527.38/31,007,583.28
  6. Step 6: Final answer
    x = 23,813,797.94

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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.