Home / 27,219,657.20-40,829,485.80-18,149,730.80

Finding the Fourth Proportional to 27,219,657.20, 40,829,485.80 and 18,149,730.80

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Solution

The fourth proportional to 27,219,657.20, 40,829,485.80 and 18,149,730.80 is: 27,224,596.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,219,657.20 : 40,829,485.80 = 18,149,730.80 : x
  2. Step 2: Convert to fraction form
    27,219,657.20/40,829,485.80 = 18,149,730.80/x
  3. Step 3: Cross multiply
    27,219,657.20x = 40,829,485.80 × 18,149,730.80
  4. Step 4: Simplify right side
    27,219,657.20x = 741,044,175,972,422.62
  5. Step 5: Solve for x
    x = 741,044,175,972,422.62/27,219,657.20
  6. Step 6: Final answer
    x = 27,224,596.20

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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.