Home / 21,678,871.22-32,536,196.07-10,899,235.70

Finding the Fourth Proportional to 21,678,871.22, 32,536,196.07 and 10,899,235.70

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Solution

The fourth proportional to 21,678,871.22, 32,536,196.07 and 10,899,235.70 is: 16,357,847.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,678,871.22 : 32,536,196.07 = 10,899,235.70 : x
  2. Step 2: Convert to fraction form
    21,678,871.22/32,536,196.07 = 10,899,235.70/x
  3. Step 3: Cross multiply
    21,678,871.22x = 32,536,196.07 × 10,899,235.70
  4. Step 4: Simplify right side
    21,678,871.22x = 354,619,669,585,662.75
  5. Step 5: Solve for x
    x = 354,619,669,585,662.75/21,678,871.22
  6. Step 6: Final answer
    x = 16,357,847.51

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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.