Home / 31,761,667.90-47,641,517.70-9,042,565.15

Finding the Fourth Proportional to 31,761,667.90, 47,641,517.70 and 9,042,565.15

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Solution

The fourth proportional to 31,761,667.90, 47,641,517.70 and 9,042,565.15 is: 13,563,567.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,761,667.90 : 47,641,517.70 = 9,042,565.15 : x
  2. Step 2: Convert to fraction form
    31,761,667.90/47,641,517.70 = 9,042,565.15/x
  3. Step 3: Cross multiply
    31,761,667.90x = 47,641,517.70 × 9,042,565.15
  4. Step 4: Simplify right side
    31,761,667.90x = 430,801,527,647,128.19
  5. Step 5: Solve for x
    x = 430,801,527,647,128.19/31,761,667.90
  6. Step 6: Final answer
    x = 13,563,567.54

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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.