Home / 13,085,889.78-19,619,744.92-5,795,376.74

Finding the Fourth Proportional to 13,085,889.78, 19,619,744.92 and 5,795,376.74

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Solution

The fourth proportional to 13,085,889.78, 19,619,744.92 and 5,795,376.74 is: 8,689,039.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,085,889.78 : 19,619,744.92 = 5,795,376.74 : x
  2. Step 2: Convert to fraction form
    13,085,889.78/19,619,744.92 = 5,795,376.74/x
  3. Step 3: Cross multiply
    13,085,889.78x = 19,619,744.92 × 5,795,376.74
  4. Step 4: Simplify right side
    13,085,889.78x = 113,703,813,354,101.17
  5. Step 5: Solve for x
    x = 113,703,813,354,101.17/13,085,889.78
  6. Step 6: Final answer
    x = 8,689,039.51

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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.