Home / 27,605,212.80-41,407,819.20-9,429,930.60

Finding the Fourth Proportional to 27,605,212.80, 41,407,819.20 and 9,429,930.60

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Solution

The fourth proportional to 27,605,212.80, 41,407,819.20 and 9,429,930.60 is: 14,144,895.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,605,212.80 : 41,407,819.20 = 9,429,930.60 : x
  2. Step 2: Convert to fraction form
    27,605,212.80/41,407,819.20 = 9,429,930.60/x
  3. Step 3: Cross multiply
    27,605,212.80x = 41,407,819.20 × 9,429,930.60
  4. Step 4: Simplify right side
    27,605,212.80x = 390,472,861,353,347.56
  5. Step 5: Solve for x
    x = 390,472,861,353,347.56/27,605,212.80
  6. Step 6: Final answer
    x = 14,144,895.90

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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.