Home / 74,306,868.98-111,416,148.27-28,252,109.23

Finding the Fourth Proportional to 74,306,868.98, 111,416,148.27 and 28,252,109.23

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Solution

The fourth proportional to 74,306,868.98, 111,416,148.27 and 28,252,109.23 is: 42,361,375.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,306,868.98 : 111,416,148.27 = 28,252,109.23 : x
  2. Step 2: Convert to fraction form
    74,306,868.98/111,416,148.27 = 28,252,109.23/x
  3. Step 3: Cross multiply
    74,306,868.98x = 111,416,148.27 × 28,252,109.23
  4. Step 4: Simplify right side
    74,306,868.98x = 3,147,741,190,909,915.50
  5. Step 5: Solve for x
    x = 3,147,741,190,909,915.50/74,306,868.98
  6. Step 6: Final answer
    x = 42,361,375.66

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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.