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Finding the Fourth Proportional to 8,879,505, 12,253,716.90 and 4,805,124

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Solution

The fourth proportional to 8,879,505, 12,253,716.90 and 4,805,124 is: 6,631,071.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,879,505 : 12,253,716.90 = 4,805,124 : x
  2. Step 2: Convert to fraction form
    8,879,505/12,253,716.90 = 4,805,124/x
  3. Step 3: Cross multiply
    8,879,505x = 12,253,716.90 × 4,805,124
  4. Step 4: Simplify right side
    8,879,505x = 58,880,629,165,395.60
  5. Step 5: Solve for x
    x = 58,880,629,165,395.60/8,879,505
  6. Step 6: Final answer
    x = 6,631,071.12

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.