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Finding the Fourth Proportional to 6,384,674.52, 8,811,038.25 and 3,484,252.59

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Solution

The fourth proportional to 6,384,674.52, 8,811,038.25 and 3,484,252.59 is: 4,808,370.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,384,674.52 : 8,811,038.25 = 3,484,252.59 : x
  2. Step 2: Convert to fraction form
    6,384,674.52/8,811,038.25 = 3,484,252.59/x
  3. Step 3: Cross multiply
    6,384,674.52x = 8,811,038.25 × 3,484,252.59
  4. Step 4: Simplify right side
    6,384,674.52x = 30,699,882,843,151.57
  5. Step 5: Solve for x
    x = 30,699,882,843,151.57/6,384,674.52
  6. Step 6: Final answer
    x = 4,808,370.85

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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.