Home / 12,452,405.13-18,661,049.73-5,880,101.58

Finding the Fourth Proportional to 12,452,405.13, 18,661,049.73 and 5,880,101.58

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Solution

The fourth proportional to 12,452,405.13, 18,661,049.73 and 5,880,101.58 is: 8,811,861.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,452,405.13 : 18,661,049.73 = 5,880,101.58 : x
  2. Step 2: Convert to fraction form
    12,452,405.13/18,661,049.73 = 5,880,101.58/x
  3. Step 3: Cross multiply
    12,452,405.13x = 18,661,049.73 × 5,880,101.58
  4. Step 4: Simplify right side
    12,452,405.13x = 109,728,868,001,831.58
  5. Step 5: Solve for x
    x = 109,728,868,001,831.58/12,452,405.13
  6. Step 6: Final answer
    x = 8,811,861.39

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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.