Home / 20,232,408.30-30,348,612.45-5,855,945.10

Finding the Fourth Proportional to 20,232,408.30, 30,348,612.45 and 5,855,945.10

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Solution

The fourth proportional to 20,232,408.30, 30,348,612.45 and 5,855,945.10 is: 8,783,917.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,232,408.30 : 30,348,612.45 = 5,855,945.10 : x
  2. Step 2: Convert to fraction form
    20,232,408.30/30,348,612.45 = 5,855,945.10/x
  3. Step 3: Cross multiply
    20,232,408.30x = 30,348,612.45 × 5,855,945.10
  4. Step 4: Simplify right side
    20,232,408.30x = 177,719,808,368,376.47
  5. Step 5: Solve for x
    x = 177,719,808,368,376.47/20,232,408.30
  6. Step 6: Final answer
    x = 8,783,917.65

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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.