Home / 10,083,105.60-15,124,658.40-2,893,999.20

Finding the Fourth Proportional to 10,083,105.60, 15,124,658.40 and 2,893,999.20

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Solution

The fourth proportional to 10,083,105.60, 15,124,658.40 and 2,893,999.20 is: 4,340,998.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,083,105.60 : 15,124,658.40 = 2,893,999.20 : x
  2. Step 2: Convert to fraction form
    10,083,105.60/15,124,658.40 = 2,893,999.20/x
  3. Step 3: Cross multiply
    10,083,105.60x = 15,124,658.40 × 2,893,999.20
  4. Step 4: Simplify right side
    10,083,105.60x = 43,770,749,309,873.28
  5. Step 5: Solve for x
    x = 43,770,749,309,873.28/10,083,105.60
  6. Step 6: Final answer
    x = 4,340,998.80

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1.5x scale

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.