Home / 54,627,558.53-81,930,707.58-15,763,278.20

Finding the Fourth Proportional to 54,627,558.53, 81,930,707.58 and 15,763,278.20

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Solution

The fourth proportional to 54,627,558.53, 81,930,707.58 and 15,763,278.20 is: 23,641,849.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,627,558.53 : 81,930,707.58 = 15,763,278.20 : x
  2. Step 2: Convert to fraction form
    54,627,558.53/81,930,707.58 = 15,763,278.20/x
  3. Step 3: Cross multiply
    54,627,558.53x = 81,930,707.58 × 15,763,278.20
  4. Step 4: Simplify right side
    54,627,558.53x = 1,291,496,536,706,388.75
  5. Step 5: Solve for x
    x = 1,291,496,536,706,388.75/54,627,558.53
  6. Step 6: Final answer
    x = 23,641,849.85

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.