Home / 13,372,922.70-20,059,384.05-8,586,017.10

Finding the Fourth Proportional to 13,372,922.70, 20,059,384.05 and 8,586,017.10

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Solution

The fourth proportional to 13,372,922.70, 20,059,384.05 and 8,586,017.10 is: 12,879,025.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,372,922.70 : 20,059,384.05 = 8,586,017.10 : x
  2. Step 2: Convert to fraction form
    13,372,922.70/20,059,384.05 = 8,586,017.10/x
  3. Step 3: Cross multiply
    13,372,922.70x = 20,059,384.05 × 8,586,017.10
  4. Step 4: Simplify right side
    13,372,922.70x = 172,230,214,468,767.25
  5. Step 5: Solve for x
    x = 172,230,214,468,767.25/13,372,922.70
  6. Step 6: Final answer
    x = 12,879,025.65

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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.