Home / 21,879,629.28-32,819,463.36-5,705,562.24

Finding the Fourth Proportional to 21,879,629.28, 32,819,463.36 and 5,705,562.24

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Solution

The fourth proportional to 21,879,629.28, 32,819,463.36 and 5,705,562.24 is: 8,558,348.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,879,629.28 : 32,819,463.36 = 5,705,562.24 : x
  2. Step 2: Convert to fraction form
    21,879,629.28/32,819,463.36 = 5,705,562.24/x
  3. Step 3: Cross multiply
    21,879,629.28x = 32,819,463.36 × 5,705,562.24
  4. Step 4: Simplify right side
    21,879,629.28x = 187,253,490,883,879.53
  5. Step 5: Solve for x
    x = 187,253,490,883,879.53/21,879,629.28
  6. Step 6: Final answer
    x = 8,558,348.43

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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.