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Finding the Fourth Proportional to 6,339,871.95, 8,744,513.05 and 5,818,266.95

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Solution

The fourth proportional to 6,339,871.95, 8,744,513.05 and 5,818,266.95 is: 8,025,069.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,339,871.95 : 8,744,513.05 = 5,818,266.95 : x
  2. Step 2: Convert to fraction form
    6,339,871.95/8,744,513.05 = 5,818,266.95/x
  3. Step 3: Cross multiply
    6,339,871.95x = 8,744,513.05 × 5,818,266.95
  4. Step 4: Simplify right side
    6,339,871.95x = 50,877,911,228,936.14
  5. Step 5: Solve for x
    x = 50,877,911,228,936.14/6,339,871.95
  6. Step 6: Final answer
    x = 8,025,069.22

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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.