Home / 22,145,424.30-33,218,136.45-18,106,472.70

Finding the Fourth Proportional to 22,145,424.30, 33,218,136.45 and 18,106,472.70

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Solution

The fourth proportional to 22,145,424.30, 33,218,136.45 and 18,106,472.70 is: 27,159,709.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,145,424.30 : 33,218,136.45 = 18,106,472.70 : x
  2. Step 2: Convert to fraction form
    22,145,424.30/33,218,136.45 = 18,106,472.70/x
  3. Step 3: Cross multiply
    22,145,424.30x = 33,218,136.45 × 18,106,472.70
  4. Step 4: Simplify right side
    22,145,424.30x = 601,463,280,776,799.88
  5. Step 5: Solve for x
    x = 601,463,280,776,799.88/22,145,424.30
  6. Step 6: Final answer
    x = 27,159,709.05

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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.