Home / 12,806,502.06-19,211,098.92-4,171,275.42

Finding the Fourth Proportional to 12,806,502.06, 19,211,098.92 and 4,171,275.42

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Solution

The fourth proportional to 12,806,502.06, 19,211,098.92 and 4,171,275.42 is: 6,257,351.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,806,502.06 : 19,211,098.92 = 4,171,275.42 : x
  2. Step 2: Convert to fraction form
    12,806,502.06/19,211,098.92 = 4,171,275.42/x
  3. Step 3: Cross multiply
    12,806,502.06x = 19,211,098.92 × 4,171,275.42
  4. Step 4: Simplify right side
    12,806,502.06x = 80,134,784,716,184.55
  5. Step 5: Solve for x
    x = 80,134,784,716,184.55/12,806,502.06
  6. Step 6: Final answer
    x = 6,257,351.49

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.