Home / 13,580,573,687.32-18,741,192,589.73-7,558,949,864.17

Finding the Fourth Proportional to 13,580,573,687.32, 18,741,192,589.73 and 7,558,949,864.17

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Solution

The fourth proportional to 13,580,573,687.32, 18,741,192,589.73 and 7,558,949,864.17 is: 10,431,351,314.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,580,573,687.32 : 18,741,192,589.73 = 7,558,949,864.17 : x
  2. Step 2: Convert to fraction form
    13,580,573,687.32/18,741,192,589.73 = 7,558,949,864.17/x
  3. Step 3: Cross multiply
    13,580,573,687.32x = 18,741,192,589.73 × 7,558,949,864.17
  4. Step 4: Simplify right side
    13,580,573,687.32x = 141,663,735,180,523,388,928
  5. Step 5: Solve for x
    x = 141,663,735,180,523,388,928/13,580,573,687.32
  6. Step 6: Final answer
    x = 10,431,351,314.18

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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.