Home / 12,836,008.04-19,253,863.76-3,120,676.07

Finding the Fourth Proportional to 12,836,008.04, 19,253,863.76 and 3,120,676.07

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Solution

The fourth proportional to 12,836,008.04, 19,253,863.76 and 3,120,676.07 is: 4,680,978.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,836,008.04 : 19,253,863.76 = 3,120,676.07 : x
  2. Step 2: Convert to fraction form
    12,836,008.04/19,253,863.76 = 3,120,676.07/x
  3. Step 3: Cross multiply
    12,836,008.04x = 19,253,863.76 × 3,120,676.07
  4. Step 4: Simplify right side
    12,836,008.04x = 60,085,071,778,999.52
  5. Step 5: Solve for x
    x = 60,085,071,778,999.52/12,836,008.04
  6. Step 6: Final answer
    x = 4,680,978.04

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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.