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Finding the Fourth Proportional to 8,879,223, 12,253,338.69 and 4,804,842

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Solution

The fourth proportional to 8,879,223, 12,253,338.69 and 4,804,842 is: 6,630,687.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,879,223 : 12,253,338.69 = 4,804,842 : x
  2. Step 2: Convert to fraction form
    8,879,223/12,253,338.69 = 4,804,842/x
  3. Step 3: Cross multiply
    8,879,223x = 12,253,338.69 × 4,804,842
  4. Step 4: Simplify right side
    8,879,223x = 58,875,356,377,936.98
  5. Step 5: Solve for x
    x = 58,875,356,377,936.98/8,879,223
  6. Step 6: Final answer
    x = 6,630,687.89

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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.