Home / 22,271,204.80-33,406,807.20-20,656,952.76

Finding the Fourth Proportional to 22,271,204.80, 33,406,807.20 and 20,656,952.76

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Solution

The fourth proportional to 22,271,204.80, 33,406,807.20 and 20,656,952.76 is: 30,985,429.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,271,204.80 : 33,406,807.20 = 20,656,952.76 : x
  2. Step 2: Convert to fraction form
    22,271,204.80/33,406,807.20 = 20,656,952.76/x
  3. Step 3: Cross multiply
    22,271,204.80x = 33,406,807.20 × 20,656,952.76
  4. Step 4: Simplify right side
    22,271,204.80x = 690,082,838,192,827.88
  5. Step 5: Solve for x
    x = 690,082,838,192,827.88/22,271,204.80
  6. Step 6: Final answer
    x = 30,985,429.14

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1.5x scale

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.