Home / 31,374,101.20-47,155,630.20-27,217,051.60

Finding the Fourth Proportional to 31,374,101.20, 47,155,630.20 and 27,217,051.60

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Solution

The fourth proportional to 31,374,101.20, 47,155,630.20 and 27,217,051.60 is: 40,907,537.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,374,101.20 : 47,155,630.20 = 27,217,051.60 : x
  2. Step 2: Convert to fraction form
    31,374,101.20/47,155,630.20 = 27,217,051.60/x
  3. Step 3: Cross multiply
    31,374,101.20x = 47,155,630.20 × 27,217,051.60
  4. Step 4: Simplify right side
    31,374,101.20x = 1,283,437,220,383,918.50
  5. Step 5: Solve for x
    x = 1,283,437,220,383,918.50/31,374,101.20
  6. Step 6: Final answer
    x = 40,907,537.47

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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.