Home / 7,133,805.33-9,784,120.85-6,840,845.88

Finding the Fourth Proportional to 7,133,805.33, 9,784,120.85 and 6,840,845.88

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Solution

The fourth proportional to 7,133,805.33, 9,784,120.85 and 6,840,845.88 is: 9,382,322.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,133,805.33 : 9,784,120.85 = 6,840,845.88 : x
  2. Step 2: Convert to fraction form
    7,133,805.33/9,784,120.85 = 6,840,845.88/x
  3. Step 3: Cross multiply
    7,133,805.33x = 9,784,120.85 × 6,840,845.88
  4. Step 4: Simplify right side
    7,133,805.33x = 66,931,662,771,940.38
  5. Step 5: Solve for x
    x = 66,931,662,771,940.38/7,133,805.33
  6. Step 6: Final answer
    x = 9,382,322.57

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.