Home / 21,668,241.67-32,492,913.64-8,195,621.83

Finding the Fourth Proportional to 21,668,241.67, 32,492,913.64 and 8,195,621.83

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Solution

The fourth proportional to 21,668,241.67, 32,492,913.64 and 8,195,621.83 is: 12,289,858.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,668,241.67 : 32,492,913.64 = 8,195,621.83 : x
  2. Step 2: Convert to fraction form
    21,668,241.67/32,492,913.64 = 8,195,621.83/x
  3. Step 3: Cross multiply
    21,668,241.67x = 32,492,913.64 × 8,195,621.83
  4. Step 4: Simplify right side
    21,668,241.67x = 266,299,632,348,288.78
  5. Step 5: Solve for x
    x = 266,299,632,348,288.78/21,668,241.67
  6. Step 6: Final answer
    x = 12,289,858.88

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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.