Home / 6,875,609.62-9,487,785.81-3,975,187.42

Finding the Fourth Proportional to 6,875,609.62, 9,487,785.81 and 3,975,187.42

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Solution

The fourth proportional to 6,875,609.62, 9,487,785.81 and 3,975,187.42 is: 5,485,437.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,875,609.62 : 9,487,785.81 = 3,975,187.42 : x
  2. Step 2: Convert to fraction form
    6,875,609.62/9,487,785.81 = 3,975,187.42/x
  3. Step 3: Cross multiply
    6,875,609.62x = 9,487,785.81 × 3,975,187.42
  4. Step 4: Simplify right side
    6,875,609.62x = 37,715,726,795,566.51
  5. Step 5: Solve for x
    x = 37,715,726,795,566.51/6,875,609.62
  6. Step 6: Final answer
    x = 5,485,437.49

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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.