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Finding the Fourth Proportional to 8,880,208.47, 12,254,687.54 and 4,805,827.47

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Solution

The fourth proportional to 8,880,208.47, 12,254,687.54 and 4,805,827.47 is: 6,632,041.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,880,208.47 : 12,254,687.54 = 4,805,827.47 : x
  2. Step 2: Convert to fraction form
    8,880,208.47/12,254,687.54 = 4,805,827.47/x
  3. Step 3: Cross multiply
    8,880,208.47x = 12,254,687.54 × 4,805,827.47
  4. Step 4: Simplify right side
    8,880,208.47x = 58,893,914,009,991.44
  5. Step 5: Solve for x
    x = 58,893,914,009,991.44/8,880,208.47
  6. Step 6: Final answer
    x = 6,632,041.83

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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.