Home / 10,509,954.54-14,503,730.85-5,681,058.54

Finding the Fourth Proportional to 10,509,954.54, 14,503,730.85 and 5,681,058.54

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Solution

The fourth proportional to 10,509,954.54, 14,503,730.85 and 5,681,058.54 is: 7,839,857.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,509,954.54 : 14,503,730.85 = 5,681,058.54 : x
  2. Step 2: Convert to fraction form
    10,509,954.54/14,503,730.85 = 5,681,058.54/x
  3. Step 3: Cross multiply
    10,509,954.54x = 14,503,730.85 × 5,681,058.54
  4. Step 4: Simplify right side
    10,509,954.54x = 82,396,544,007,253.95
  5. Step 5: Solve for x
    x = 82,396,544,007,253.95/10,509,954.54
  6. Step 6: Final answer
    x = 7,839,857.32

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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.