Home / 31,761,668.90-47,641,519.20-9,042,566.15

Finding the Fourth Proportional to 31,761,668.90, 47,641,519.20 and 9,042,566.15

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Solution

The fourth proportional to 31,761,668.90, 47,641,519.20 and 9,042,566.15 is: 13,563,569.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,761,668.90 : 47,641,519.20 = 9,042,566.15 : x
  2. Step 2: Convert to fraction form
    31,761,668.90/47,641,519.20 = 9,042,566.15/x
  3. Step 3: Cross multiply
    31,761,668.90x = 47,641,519.20 × 9,042,566.15
  4. Step 4: Simplify right side
    31,761,668.90x = 430,801,588,852,495.12
  5. Step 5: Solve for x
    x = 430,801,588,852,495.12/31,761,668.90
  6. Step 6: Final answer
    x = 13,563,569.04

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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.