Home / 9,183,408.35-12,690,581.78-6,887,583.23

Finding the Fourth Proportional to 9,183,408.35, 12,690,581.78 and 6,887,583.23

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Solution

The fourth proportional to 9,183,408.35, 12,690,581.78 and 6,887,583.23 is: 9,517,973.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,183,408.35 : 12,690,581.78 = 6,887,583.23 : x
  2. Step 2: Convert to fraction form
    9,183,408.35/12,690,581.78 = 6,887,583.23/x
  3. Step 3: Cross multiply
    9,183,408.35x = 12,690,581.78 × 6,887,583.23
  4. Step 4: Simplify right side
    9,183,408.35x = 87,407,438,200,637.59
  5. Step 5: Solve for x
    x = 87,407,438,200,637.59/9,183,408.35
  6. Step 6: Final answer
    x = 9,517,973.60

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.