Home / 18,429,424.20-27,644,136.30-8,843,171.40

Finding the Fourth Proportional to 18,429,424.20, 27,644,136.30 and 8,843,171.40

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Solution

The fourth proportional to 18,429,424.20, 27,644,136.30 and 8,843,171.40 is: 13,264,757.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,429,424.20 : 27,644,136.30 = 8,843,171.40 : x
  2. Step 2: Convert to fraction form
    18,429,424.20/27,644,136.30 = 8,843,171.40/x
  3. Step 3: Cross multiply
    18,429,424.20x = 27,644,136.30 × 8,843,171.40
  4. Step 4: Simplify right side
    18,429,424.20x = 244,461,835,505,861.84
  5. Step 5: Solve for x
    x = 244,461,835,505,861.84/18,429,424.20
  6. Step 6: Final answer
    x = 13,264,757.10

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1.5x scale

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.