Home / 9,660,155.96-13,325,690.22-7,846,170.68

Finding the Fourth Proportional to 9,660,155.96, 13,325,690.22 and 7,846,170.68

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Solution

The fourth proportional to 9,660,155.96, 13,325,690.22 and 7,846,170.68 is: 10,823,390.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,660,155.96 : 13,325,690.22 = 7,846,170.68 : x
  2. Step 2: Convert to fraction form
    9,660,155.96/13,325,690.22 = 7,846,170.68/x
  3. Step 3: Cross multiply
    9,660,155.96x = 13,325,690.22 × 7,846,170.68
  4. Step 4: Simplify right side
    9,660,155.96x = 104,555,639,894,926.75
  5. Step 5: Solve for x
    x = 104,555,639,894,926.75/9,660,155.96
  6. Step 6: Final answer
    x = 10,823,390.46

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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.