Home / 11,435,552.07-15,781,287.56-6,278,868.51

Finding the Fourth Proportional to 11,435,552.07, 15,781,287.56 and 6,278,868.51

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Solution

The fourth proportional to 11,435,552.07, 15,781,287.56 and 6,278,868.51 is: 8,664,962.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,435,552.07 : 15,781,287.56 = 6,278,868.51 : x
  2. Step 2: Convert to fraction form
    11,435,552.07/15,781,287.56 = 6,278,868.51/x
  3. Step 3: Cross multiply
    11,435,552.07x = 15,781,287.56 × 6,278,868.51
  4. Step 4: Simplify right side
    11,435,552.07x = 99,088,629,476,344.39
  5. Step 5: Solve for x
    x = 99,088,629,476,344.39/11,435,552.07
  6. Step 6: Final answer
    x = 8,664,962.47

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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.