Home / 10,052,849.60-13,872,992.64-5,469,203.78

Finding the Fourth Proportional to 10,052,849.60, 13,872,992.64 and 5,469,203.78

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Solution

The fourth proportional to 10,052,849.60, 13,872,992.64 and 5,469,203.78 is: 7,547,533.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,052,849.60 : 13,872,992.64 = 5,469,203.78 : x
  2. Step 2: Convert to fraction form
    10,052,849.60/13,872,992.64 = 5,469,203.78/x
  3. Step 3: Cross multiply
    10,052,849.60x = 13,872,992.64 × 5,469,203.78
  4. Step 4: Simplify right side
    10,052,849.60x = 75,874,223,786,600.19
  5. Step 5: Solve for x
    x = 75,874,223,786,600.19/10,052,849.60
  6. Step 6: Final answer
    x = 7,547,533.96

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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.