Home / 9,328,961.16-12,873,399.48-5,142,462.12

Finding the Fourth Proportional to 9,328,961.16, 12,873,399.48 and 5,142,462.12

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Solution

The fourth proportional to 9,328,961.16, 12,873,399.48 and 5,142,462.12 is: 7,096,285.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,328,961.16 : 12,873,399.48 = 5,142,462.12 : x
  2. Step 2: Convert to fraction form
    9,328,961.16/12,873,399.48 = 5,142,462.12/x
  3. Step 3: Cross multiply
    9,328,961.16x = 12,873,399.48 × 5,142,462.12
  4. Step 4: Simplify right side
    9,328,961.16x = 66,200,969,181,527.70
  5. Step 5: Solve for x
    x = 66,200,969,181,527.70/9,328,961.16
  6. Step 6: Final answer
    x = 7,096,285.22

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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.