Home / 12,296,502.70-18,444,754.05-8,265,424.30

Finding the Fourth Proportional to 12,296,502.70, 18,444,754.05 and 8,265,424.30

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Solution

The fourth proportional to 12,296,502.70, 18,444,754.05 and 8,265,424.30 is: 12,398,136.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,296,502.70 : 18,444,754.05 = 8,265,424.30 : x
  2. Step 2: Convert to fraction form
    12,296,502.70/18,444,754.05 = 8,265,424.30/x
  3. Step 3: Cross multiply
    12,296,502.70x = 18,444,754.05 × 8,265,424.30
  4. Step 4: Simplify right side
    12,296,502.70x = 152,453,718,332,393.41
  5. Step 5: Solve for x
    x = 152,453,718,332,393.41/12,296,502.70
  6. Step 6: Final answer
    x = 12,398,136.45

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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.