Home / 7,531,186.81-10,398,042.80-5,785,747.59

Finding the Fourth Proportional to 7,531,186.81, 10,398,042.80 and 5,785,747.59

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Solution

The fourth proportional to 7,531,186.81, 10,398,042.80 and 5,785,747.59 is: 7,988,176.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,531,186.81 : 10,398,042.80 = 5,785,747.59 : x
  2. Step 2: Convert to fraction form
    7,531,186.81/10,398,042.80 = 5,785,747.59/x
  3. Step 3: Cross multiply
    7,531,186.81x = 10,398,042.80 × 5,785,747.59
  4. Step 4: Simplify right side
    7,531,186.81x = 60,160,451,070,816.85
  5. Step 5: Solve for x
    x = 60,160,451,070,816.85/7,531,186.81
  6. Step 6: Final answer
    x = 7,988,176.71

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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.