Home / 38,474,080.80-53,097,269.76-21,950,410.56

Finding the Fourth Proportional to 38,474,080.80, 53,097,269.76 and 21,950,410.56

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Solution

The fourth proportional to 38,474,080.80, 53,097,269.76 and 21,950,410.56 is: 30,293,299.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,474,080.80 : 53,097,269.76 = 21,950,410.56 : x
  2. Step 2: Convert to fraction form
    38,474,080.80/53,097,269.76 = 21,950,410.56/x
  3. Step 3: Cross multiply
    38,474,080.80x = 53,097,269.76 × 21,950,410.56
  4. Step 4: Simplify right side
    38,474,080.80x = 1,165,506,870,847,072.50
  5. Step 5: Solve for x
    x = 1,165,506,870,847,072.50/38,474,080.80
  6. Step 6: Final answer
    x = 30,293,299.97

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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.