Home / 19,988,574.25-27,584,236.79-10,821,292.33

Finding the Fourth Proportional to 19,988,574.25, 27,584,236.79 and 10,821,292.33

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Solution

The fourth proportional to 19,988,574.25, 27,584,236.79 and 10,821,292.33 is: 14,933,385.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,988,574.25 : 27,584,236.79 = 10,821,292.33 : x
  2. Step 2: Convert to fraction form
    19,988,574.25/27,584,236.79 = 10,821,292.33/x
  3. Step 3: Cross multiply
    19,988,574.25x = 27,584,236.79 × 10,821,292.33
  4. Step 4: Simplify right side
    19,988,574.25x = 298,497,090,004,530.81
  5. Step 5: Solve for x
    x = 298,497,090,004,530.81/19,988,574.25
  6. Step 6: Final answer
    x = 14,933,385.76

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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.