Home / 5,161,955.62-7,123,455.58-2,870,096.26

Finding the Fourth Proportional to 5,161,955.62, 7,123,455.58 and 2,870,096.26

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Solution

The fourth proportional to 5,161,955.62, 7,123,455.58 and 2,870,096.26 is: 3,960,708.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,161,955.62 : 7,123,455.58 = 2,870,096.26 : x
  2. Step 2: Convert to fraction form
    5,161,955.62/7,123,455.58 = 2,870,096.26/x
  3. Step 3: Cross multiply
    5,161,955.62x = 7,123,455.58 × 2,870,096.26
  4. Step 4: Simplify right side
    5,161,955.62x = 20,445,003,218,434.13
  5. Step 5: Solve for x
    x = 20,445,003,218,434.13/5,161,955.62
  6. Step 6: Final answer
    x = 3,960,708.83

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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.