Home / 36,705,938.14-50,653,035.12-20,186,011.72

Finding the Fourth Proportional to 36,705,938.14, 50,653,035.12 and 20,186,011.72

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Solution

The fourth proportional to 36,705,938.14, 50,653,035.12 and 20,186,011.72 is: 27,856,058.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,705,938.14 : 50,653,035.12 = 20,186,011.72 : x
  2. Step 2: Convert to fraction form
    36,705,938.14/50,653,035.12 = 20,186,011.72/x
  3. Step 3: Cross multiply
    36,705,938.14x = 50,653,035.12 × 20,186,011.72
  4. Step 4: Simplify right side
    36,705,938.14x = 1,022,482,760,585,891.50
  5. Step 5: Solve for x
    x = 1,022,482,760,585,891.50/36,705,938.14
  6. Step 6: Final answer
    x = 27,856,058.51

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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.