Home / 13,289,094.92-19,936,125.84-9,151,944.32

Finding the Fourth Proportional to 13,289,094.92, 19,936,125.84 and 9,151,944.32

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Solution

The fourth proportional to 13,289,094.92, 19,936,125.84 and 9,151,944.32 is: 13,729,626.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,289,094.92 : 19,936,125.84 = 9,151,944.32 : x
  2. Step 2: Convert to fraction form
    13,289,094.92/19,936,125.84 = 9,151,944.32/x
  3. Step 3: Cross multiply
    13,289,094.92x = 19,936,125.84 × 9,151,944.32
  4. Step 4: Simplify right side
    13,289,094.92x = 182,454,313,644,193.22
  5. Step 5: Solve for x
    x = 182,454,313,644,193.22/13,289,094.92
  6. Step 6: Final answer
    x = 13,729,626.79

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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.