Home / 10,389,569.72-15,586,877.03-3,201,103.33

Finding the Fourth Proportional to 10,389,569.72, 15,586,877.03 and 3,201,103.33

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Solution

The fourth proportional to 10,389,569.72, 15,586,877.03 and 3,201,103.33 is: 4,802,432.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,389,569.72 : 15,586,877.03 = 3,201,103.33 : x
  2. Step 2: Convert to fraction form
    10,389,569.72/15,586,877.03 = 3,201,103.33/x
  3. Step 3: Cross multiply
    10,389,569.72x = 15,586,877.03 × 3,201,103.33
  4. Step 4: Simplify right side
    10,389,569.72x = 49,895,203,910,060.80
  5. Step 5: Solve for x
    x = 49,895,203,910,060.80/10,389,569.72
  6. Step 6: Final answer
    x = 4,802,432.18

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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.