Home / 41,631,143.20-62,452,663.44-12,879,733.12

Finding the Fourth Proportional to 41,631,143.20, 62,452,663.44 and 12,879,733.12

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Solution

The fourth proportional to 41,631,143.20, 62,452,663.44 and 12,879,733.12 is: 19,321,440.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,631,143.20 : 62,452,663.44 = 12,879,733.12 : x
  2. Step 2: Convert to fraction form
    41,631,143.20/62,452,663.44 = 12,879,733.12/x
  3. Step 3: Cross multiply
    41,631,143.20x = 62,452,663.44 × 12,879,733.12
  4. Step 4: Simplify right side
    41,631,143.20x = 804,373,637,740,381
  5. Step 5: Solve for x
    x = 804,373,637,740,381/41,631,143.20
  6. Step 6: Final answer
    x = 19,321,440.05

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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.