Home / 31,761,665.65-47,641,514.32-9,042,562.90

Finding the Fourth Proportional to 31,761,665.65, 47,641,514.32 and 9,042,562.90

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Solution

The fourth proportional to 31,761,665.65, 47,641,514.32 and 9,042,562.90 is: 13,563,564.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,761,665.65 : 47,641,514.32 = 9,042,562.90 : x
  2. Step 2: Convert to fraction form
    31,761,665.65/47,641,514.32 = 9,042,562.90/x
  3. Step 3: Cross multiply
    31,761,665.65x = 47,641,514.32 × 9,042,562.90
  4. Step 4: Simplify right side
    31,761,665.65x = 430,801,389,889,850.75
  5. Step 5: Solve for x
    x = 430,801,389,889,850.75/31,761,665.65
  6. Step 6: Final answer
    x = 13,563,564.16

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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.