Home / 12,743,826.10-19,084,246.35-8,460,805.30

Finding the Fourth Proportional to 12,743,826.10, 19,084,246.35 and 8,460,805.30

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Solution

The fourth proportional to 12,743,826.10, 19,084,246.35 and 8,460,805.30 is: 12,670,299.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,743,826.10 : 19,084,246.35 = 8,460,805.30 : x
  2. Step 2: Convert to fraction form
    12,743,826.10/19,084,246.35 = 8,460,805.30/x
  3. Step 3: Cross multiply
    12,743,826.10x = 19,084,246.35 × 8,460,805.30
  4. Step 4: Simplify right side
    12,743,826.10x = 161,468,092,664,585.69
  5. Step 5: Solve for x
    x = 161,468,092,664,585.69/12,743,826.10
  6. Step 6: Final answer
    x = 12,670,299.44

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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.