Home / 23,190,614.10-34,785,921.15-21,206,567.70

Finding the Fourth Proportional to 23,190,614.10, 34,785,921.15 and 21,206,567.70

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Solution

The fourth proportional to 23,190,614.10, 34,785,921.15 and 21,206,567.70 is: 31,809,851.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,190,614.10 : 34,785,921.15 = 21,206,567.70 : x
  2. Step 2: Convert to fraction form
    23,190,614.10/34,785,921.15 = 21,206,567.70/x
  3. Step 3: Cross multiply
    23,190,614.10x = 34,785,921.15 × 21,206,567.70
  4. Step 4: Simplify right side
    23,190,614.10x = 737,689,991,874,336.75
  5. Step 5: Solve for x
    x = 737,689,991,874,336.75/23,190,614.10
  6. Step 6: Final answer
    x = 31,809,851.55

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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.