Home / 8,085,141.12-12,121,314.24-3,035,889.28

Finding the Fourth Proportional to 8,085,141.12, 12,121,314.24 and 3,035,889.28

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Solution

The fourth proportional to 8,085,141.12, 12,121,314.24 and 3,035,889.28 is: 4,551,431.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,085,141.12 : 12,121,314.24 = 3,035,889.28 : x
  2. Step 2: Convert to fraction form
    8,085,141.12/12,121,314.24 = 3,035,889.28/x
  3. Step 3: Cross multiply
    8,085,141.12x = 12,121,314.24 × 3,035,889.28
  4. Step 4: Simplify right side
    8,085,141.12x = 36,798,967,960,727.34
  5. Step 5: Solve for x
    x = 36,798,967,960,727.34/8,085,141.12
  6. Step 6: Final answer
    x = 4,551,431.75

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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.