Home / 12,843,134.23-19,267,916.25-3,745,232.87

Finding the Fourth Proportional to 12,843,134.23, 19,267,916.25 and 3,745,232.87

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Solution

The fourth proportional to 12,843,134.23, 19,267,916.25 and 3,745,232.87 is: 5,618,786.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,843,134.23 : 19,267,916.25 = 3,745,232.87 : x
  2. Step 2: Convert to fraction form
    12,843,134.23/19,267,916.25 = 3,745,232.87/x
  3. Step 3: Cross multiply
    12,843,134.23x = 19,267,916.25 × 3,745,232.87
  4. Step 4: Simplify right side
    12,843,134.23x = 72,162,833,221,470.45
  5. Step 5: Solve for x
    x = 72,162,833,221,470.45/12,843,134.23
  6. Step 6: Final answer
    x = 5,618,786.81

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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.