Home / 20,581,544.62-28,435,892.96-17,516,458.65

Finding the Fourth Proportional to 20,581,544.62, 28,435,892.96 and 17,516,458.65

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Solution

The fourth proportional to 20,581,544.62, 28,435,892.96 and 17,516,458.65 is: 24,201,106.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,581,544.62 : 28,435,892.96 = 17,516,458.65 : x
  2. Step 2: Convert to fraction form
    20,581,544.62/28,435,892.96 = 17,516,458.65/x
  3. Step 3: Cross multiply
    20,581,544.62x = 28,435,892.96 × 17,516,458.65
  4. Step 4: Simplify right side
    20,581,544.62x = 498,096,143,122,083.75
  5. Step 5: Solve for x
    x = 498,096,143,122,083.75/20,581,544.62
  6. Step 6: Final answer
    x = 24,201,106.01

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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.