Home / 29,240,092.32-43,885,332.69-20,270,942.88

Finding the Fourth Proportional to 29,240,092.32, 43,885,332.69 and 20,270,942.88

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Solution

The fourth proportional to 29,240,092.32, 43,885,332.69 and 20,270,942.88 is: 30,423,880.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,240,092.32 : 43,885,332.69 = 20,270,942.88 : x
  2. Step 2: Convert to fraction form
    29,240,092.32/43,885,332.69 = 20,270,942.88/x
  3. Step 3: Cross multiply
    29,240,092.32x = 43,885,332.69 × 20,270,942.88
  4. Step 4: Simplify right side
    29,240,092.32x = 889,597,072,228,786.62
  5. Step 5: Solve for x
    x = 889,597,072,228,786.62/29,240,092.32
  6. Step 6: Final answer
    x = 30,423,880.42

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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.