Home / 31,374,119.20-47,155,657.20-27,217,069.60

Finding the Fourth Proportional to 31,374,119.20, 47,155,657.20 and 27,217,069.60

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Solution

The fourth proportional to 31,374,119.20, 47,155,657.20 and 27,217,069.60 is: 40,907,564.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,374,119.20 : 47,155,657.20 = 27,217,069.60 : x
  2. Step 2: Convert to fraction form
    31,374,119.20/47,155,657.20 = 27,217,069.60/x
  3. Step 3: Cross multiply
    31,374,119.20x = 47,155,657.20 × 27,217,069.60
  4. Step 4: Simplify right side
    31,374,119.20x = 1,283,438,804,046,141.25
  5. Step 5: Solve for x
    x = 1,283,438,804,046,141.25/31,374,119.20
  6. Step 6: Final answer
    x = 40,907,564.48

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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.