Home / 31,954,472.70-47,837,230.65-30,085,899.90

Finding the Fourth Proportional to 31,954,472.70, 47,837,230.65 and 30,085,899.90

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Solution

The fourth proportional to 31,954,472.70, 47,837,230.65 and 30,085,899.90 is: 45,039,896.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,954,472.70 : 47,837,230.65 = 30,085,899.90 : x
  2. Step 2: Convert to fraction form
    31,954,472.70/47,837,230.65 = 30,085,899.90/x
  3. Step 3: Cross multiply
    31,954,472.70x = 47,837,230.65 × 30,085,899.90
  4. Step 4: Simplify right side
    31,954,472.70x = 1,439,226,132,829,111.75
  5. Step 5: Solve for x
    x = 1,439,226,132,829,111.75/31,954,472.70
  6. Step 6: Final answer
    x = 45,039,896.18

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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.