Home / 7,105,135.77-9,805,080.42-3,841,942.71

Finding the Fourth Proportional to 7,105,135.77, 9,805,080.42 and 3,841,942.71

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Solution

The fourth proportional to 7,105,135.77, 9,805,080.42 and 3,841,942.71 is: 5,301,877.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,105,135.77 : 9,805,080.42 = 3,841,942.71 : x
  2. Step 2: Convert to fraction form
    7,105,135.77/9,805,080.42 = 3,841,942.71/x
  3. Step 3: Cross multiply
    7,105,135.77x = 9,805,080.42 × 3,841,942.71
  4. Step 4: Simplify right side
    7,105,135.77x = 37,670,557,240,582.73
  5. Step 5: Solve for x
    x = 37,670,557,240,582.73/7,105,135.77
  6. Step 6: Final answer
    x = 5,301,877.19

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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.