Home / 33,013,631.40-45,527,149.84-21,240,884.04

Finding the Fourth Proportional to 33,013,631.40, 45,527,149.84 and 21,240,884.04

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Solution

The fourth proportional to 33,013,631.40, 45,527,149.84 and 21,240,884.04 is: 29,292,049.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,013,631.40 : 45,527,149.84 = 21,240,884.04 : x
  2. Step 2: Convert to fraction form
    33,013,631.40/45,527,149.84 = 21,240,884.04/x
  3. Step 3: Cross multiply
    33,013,631.40x = 45,527,149.84 × 21,240,884.04
  4. Step 4: Simplify right side
    33,013,631.40x = 967,036,910,423,144.62
  5. Step 5: Solve for x
    x = 967,036,910,423,144.62/33,013,631.40
  6. Step 6: Final answer
    x = 29,292,049.05

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.