Home / 9,254,345.36-12,795,375.08-8,105,131.53

Finding the Fourth Proportional to 9,254,345.36, 12,795,375.08 and 8,105,131.53

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Solution

The fourth proportional to 9,254,345.36, 12,795,375.08 and 8,105,131.53 is: 11,206,432.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,254,345.36 : 12,795,375.08 = 8,105,131.53 : x
  2. Step 2: Convert to fraction form
    9,254,345.36/12,795,375.08 = 8,105,131.53/x
  3. Step 3: Cross multiply
    9,254,345.36x = 12,795,375.08 × 8,105,131.53
  4. Step 4: Simplify right side
    9,254,345.36x = 103,708,197,958,558.61
  5. Step 5: Solve for x
    x = 103,708,197,958,558.61/9,254,345.36
  6. Step 6: Final answer
    x = 11,206,432.65

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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.