Home / 21,481,153.52-32,221,816.92-8,701,899.92

Finding the Fourth Proportional to 21,481,153.52, 32,221,816.92 and 8,701,899.92

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Solution

The fourth proportional to 21,481,153.52, 32,221,816.92 and 8,701,899.92 is: 13,052,884.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,481,153.52 : 32,221,816.92 = 8,701,899.92 : x
  2. Step 2: Convert to fraction form
    21,481,153.52/32,221,816.92 = 8,701,899.92/x
  3. Step 3: Cross multiply
    21,481,153.52x = 32,221,816.92 × 8,701,899.92
  4. Step 4: Simplify right side
    21,481,153.52x = 280,391,026,078,402.66
  5. Step 5: Solve for x
    x = 280,391,026,078,402.66/21,481,153.52
  6. Step 6: Final answer
    x = 13,052,884.98

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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.