Home / 18,719,107.34-25,832,539.06-10,984,278.56

Finding the Fourth Proportional to 18,719,107.34, 25,832,539.06 and 10,984,278.56

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Solution

The fourth proportional to 18,719,107.34, 25,832,539.06 and 10,984,278.56 is: 15,158,404.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,719,107.34 : 25,832,539.06 = 10,984,278.56 : x
  2. Step 2: Convert to fraction form
    18,719,107.34/25,832,539.06 = 10,984,278.56/x
  3. Step 3: Cross multiply
    18,719,107.34x = 25,832,539.06 × 10,984,278.56
  4. Step 4: Simplify right side
    18,719,107.34x = 283,751,804,947,120.56
  5. Step 5: Solve for x
    x = 283,751,804,947,120.56/18,719,107.34
  6. Step 6: Final answer
    x = 15,158,404.71

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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.