Home / 13,504,731.14-18,636,529.61-7,393,159.64

Finding the Fourth Proportional to 13,504,731.14, 18,636,529.61 and 7,393,159.64

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Solution

The fourth proportional to 13,504,731.14, 18,636,529.61 and 7,393,159.64 is: 10,202,560.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,504,731.14 : 18,636,529.61 = 7,393,159.64 : x
  2. Step 2: Convert to fraction form
    13,504,731.14/18,636,529.61 = 7,393,159.64/x
  3. Step 3: Cross multiply
    13,504,731.14x = 18,636,529.61 × 7,393,159.64
  4. Step 4: Simplify right side
    13,504,731.14x = 137,782,838,542,316.94
  5. Step 5: Solve for x
    x = 137,782,838,542,316.94/13,504,731.14
  6. Step 6: Final answer
    x = 10,202,560.65

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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.