Home / 21,660,843.50-32,491,014.76-5,266,220.80

Finding the Fourth Proportional to 21,660,843.50, 32,491,014.76 and 5,266,220.80

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Solution

The fourth proportional to 21,660,843.50, 32,491,014.76 and 5,266,220.80 is: 7,899,270.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,660,843.50 : 32,491,014.76 = 5,266,220.80 : x
  2. Step 2: Convert to fraction form
    21,660,843.50/32,491,014.76 = 5,266,220.80/x
  3. Step 3: Cross multiply
    21,660,843.50x = 32,491,014.76 × 5,266,220.80
  4. Step 4: Simplify right side
    21,660,843.50x = 171,104,857,742,219
  5. Step 5: Solve for x
    x = 171,104,857,742,219/21,660,843.50
  6. Step 6: Final answer
    x = 7,899,270.30

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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.