Home / 12,398,586.68-18,598,071.40-4,722,659.56

Finding the Fourth Proportional to 12,398,586.68, 18,598,071.40 and 4,722,659.56

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Solution

The fourth proportional to 12,398,586.68, 18,598,071.40 and 4,722,659.56 is: 7,084,062.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,398,586.68 : 18,598,071.40 = 4,722,659.56 : x
  2. Step 2: Convert to fraction form
    12,398,586.68/18,598,071.40 = 4,722,659.56/x
  3. Step 3: Cross multiply
    12,398,586.68x = 18,598,071.40 × 4,722,659.56
  4. Step 4: Simplify right side
    12,398,586.68x = 87,832,359,694,772.56
  5. Step 5: Solve for x
    x = 87,832,359,694,772.56/12,398,586.68
  6. Step 6: Final answer
    x = 7,084,062.24

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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.