Home / 13,057,609.12-19,586,388.54-3,472,997.74

Finding the Fourth Proportional to 13,057,609.12, 19,586,388.54 and 3,472,997.74

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Solution

The fourth proportional to 13,057,609.12, 19,586,388.54 and 3,472,997.74 is: 5,209,489.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,057,609.12 : 19,586,388.54 = 3,472,997.74 : x
  2. Step 2: Convert to fraction form
    13,057,609.12/19,586,388.54 = 3,472,997.74/x
  3. Step 3: Cross multiply
    13,057,609.12x = 19,586,388.54 × 3,472,997.74
  4. Step 4: Simplify right side
    13,057,609.12x = 68,023,483,134,181.90
  5. Step 5: Solve for x
    x = 68,023,483,134,181.90/13,057,609.12
  6. Step 6: Final answer
    x = 5,209,489.92

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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.