Home / 10,124,578.14-13,971,731.13-5,540,807.58

Finding the Fourth Proportional to 10,124,578.14, 13,971,731.13 and 5,540,807.58

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Solution

The fourth proportional to 10,124,578.14, 13,971,731.13 and 5,540,807.58 is: 7,646,212.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,124,578.14 : 13,971,731.13 = 5,540,807.58 : x
  2. Step 2: Convert to fraction form
    10,124,578.14/13,971,731.13 = 5,540,807.58/x
  3. Step 3: Cross multiply
    10,124,578.14x = 13,971,731.13 × 5,540,807.58
  4. Step 4: Simplify right side
    10,124,578.14x = 77,414,673,750,825.97
  5. Step 5: Solve for x
    x = 77,414,673,750,825.97/10,124,578.14
  6. Step 6: Final answer
    x = 7,646,212.28

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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.