Home / 74,780,225.26-112,176,011.63-20,192,016.35

Finding the Fourth Proportional to 74,780,225.26, 112,176,011.63 and 20,192,016.35

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Solution

The fourth proportional to 74,780,225.26, 112,176,011.63 and 20,192,016.35 is: 30,289,556.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,780,225.26 : 112,176,011.63 = 20,192,016.35 : x
  2. Step 2: Convert to fraction form
    74,780,225.26/112,176,011.63 = 20,192,016.35/x
  3. Step 3: Cross multiply
    74,780,225.26x = 112,176,011.63 × 20,192,016.35
  4. Step 4: Simplify right side
    74,780,225.26x = 2,265,059,861,241,670
  5. Step 5: Solve for x
    x = 2,265,059,861,241,670/74,780,225.26
  6. Step 6: Final answer
    x = 30,289,556.54

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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.