Home / 13,544,706.46-18,690,724.47-7,743,732.70

Finding the Fourth Proportional to 13,544,706.46, 18,690,724.47 and 7,743,732.70

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Solution

The fourth proportional to 13,544,706.46, 18,690,724.47 and 7,743,732.70 is: 10,685,796.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,544,706.46 : 18,690,724.47 = 7,743,732.70 : x
  2. Step 2: Convert to fraction form
    13,544,706.46/18,690,724.47 = 7,743,732.70/x
  3. Step 3: Cross multiply
    13,544,706.46x = 18,690,724.47 × 7,743,732.70
  4. Step 4: Simplify right side
    13,544,706.46x = 144,735,974,265,029.16
  5. Step 5: Solve for x
    x = 144,735,974,265,029.16/13,544,706.46
  6. Step 6: Final answer
    x = 10,685,796.31

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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.