Home / 31,531,480.70-47,304,219.45-14,488,043.90

Finding the Fourth Proportional to 31,531,480.70, 47,304,219.45 and 14,488,043.90

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Solution

The fourth proportional to 31,531,480.70, 47,304,219.45 and 14,488,043.90 is: 21,735,281.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,531,480.70 : 47,304,219.45 = 14,488,043.90 : x
  2. Step 2: Convert to fraction form
    31,531,480.70/47,304,219.45 = 14,488,043.90/x
  3. Step 3: Cross multiply
    31,531,480.70x = 47,304,219.45 × 14,488,043.90
  4. Step 4: Simplify right side
    31,531,480.70x = 685,345,608,046,833.88
  5. Step 5: Solve for x
    x = 685,345,608,046,833.88/31,531,480.70
  6. Step 6: Final answer
    x = 21,735,281.47

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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.