Home / 30,271,306.65-45,412,935.60-11,102,229.78

Finding the Fourth Proportional to 30,271,306.65, 45,412,935.60 and 11,102,229.78

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Solution

The fourth proportional to 30,271,306.65, 45,412,935.60 and 11,102,229.78 is: 16,655,536.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,271,306.65 : 45,412,935.60 = 11,102,229.78 : x
  2. Step 2: Convert to fraction form
    30,271,306.65/45,412,935.60 = 11,102,229.78/x
  3. Step 3: Cross multiply
    30,271,306.65x = 45,412,935.60 × 11,102,229.78
  4. Step 4: Simplify right side
    30,271,306.65x = 504,184,846,015,542.12
  5. Step 5: Solve for x
    x = 504,184,846,015,542.12/30,271,306.65
  6. Step 6: Final answer
    x = 16,655,536.28

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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.