Home / 84,334,436.55-126,504,455.13-29,001,728.70

Finding the Fourth Proportional to 84,334,436.55, 126,504,455.13 and 29,001,728.70

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Solution

The fourth proportional to 84,334,436.55, 126,504,455.13 and 29,001,728.70 is: 43,503,556.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,334,436.55 : 126,504,455.13 = 29,001,728.70 : x
  2. Step 2: Convert to fraction form
    84,334,436.55/126,504,455.13 = 29,001,728.70/x
  3. Step 3: Cross multiply
    84,334,436.55x = 126,504,455.13 × 29,001,728.70
  4. Step 4: Simplify right side
    84,334,436.55x = 3,668,847,887,021,583
  5. Step 5: Solve for x
    x = 3,668,847,887,021,583/84,334,436.55
  6. Step 6: Final answer
    x = 43,503,556.05

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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.