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Finding the Fourth Proportional to 24,256,978.30, 36,376,610.10 and 8,083,457.20

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Solution

The fourth proportional to 24,256,978.30, 36,376,610.10 and 8,083,457.20 is: 12,122,234.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,256,978.30 : 36,376,610.10 = 8,083,457.20 : x
  2. Step 2: Convert to fraction form
    24,256,978.30/36,376,610.10 = 8,083,457.20/x
  3. Step 3: Cross multiply
    24,256,978.30x = 36,376,610.10 × 8,083,457.20
  4. Step 4: Simplify right side
    24,256,978.30x = 294,048,770,824,437.75
  5. Step 5: Solve for x
    x = 294,048,770,824,437.75/24,256,978.30
  6. Step 6: Final answer
    x = 12,122,234.15

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.