Home / 5,162,507.37-7,123,967.55-2,870,618.85

Finding the Fourth Proportional to 5,162,507.37, 7,123,967.55 and 2,870,618.85

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Solution

The fourth proportional to 5,162,507.37, 7,123,967.55 and 2,870,618.85 is: 3,961,291.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,162,507.37 : 7,123,967.55 = 2,870,618.85 : x
  2. Step 2: Convert to fraction form
    5,162,507.37/7,123,967.55 = 2,870,618.85/x
  3. Step 3: Cross multiply
    5,162,507.37x = 7,123,967.55 × 2,870,618.85
  4. Step 4: Simplify right side
    5,162,507.37x = 20,450,195,535,818.32
  5. Step 5: Solve for x
    x = 20,450,195,535,818.32/5,162,507.37
  6. Step 6: Final answer
    x = 3,961,291.30

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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.