Home / 6,717,431.76-9,269,706.06-3,816,420

Finding the Fourth Proportional to 6,717,431.76, 9,269,706.06 and 3,816,420

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Solution

The fourth proportional to 6,717,431.76, 9,269,706.06 and 3,816,420 is: 5,266,460.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,717,431.76 : 9,269,706.06 = 3,816,420 : x
  2. Step 2: Convert to fraction form
    6,717,431.76/9,269,706.06 = 3,816,420/x
  3. Step 3: Cross multiply
    6,717,431.76x = 9,269,706.06 × 3,816,420
  4. Step 4: Simplify right side
    6,717,431.76x = 35,377,091,601,505.20
  5. Step 5: Solve for x
    x = 35,377,091,601,505.20/6,717,431.76
  6. Step 6: Final answer
    x = 5,266,460.88

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Double scale
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1.5x scale

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.