Home / 7,255,552.93-10,012,362.79-3,947,860.77

Finding the Fourth Proportional to 7,255,552.93, 10,012,362.79 and 3,947,860.77

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Solution

The fourth proportional to 7,255,552.93, 10,012,362.79 and 3,947,860.77 is: 5,447,884.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,255,552.93 : 10,012,362.79 = 3,947,860.77 : x
  2. Step 2: Convert to fraction form
    7,255,552.93/10,012,362.79 = 3,947,860.77/x
  3. Step 3: Cross multiply
    7,255,552.93x = 10,012,362.79 × 3,947,860.77
  4. Step 4: Simplify right side
    7,255,552.93x = 39,527,414,301,059.85
  5. Step 5: Solve for x
    x = 39,527,414,301,059.85/7,255,552.93
  6. Step 6: Final answer
    x = 5,447,884.50

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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.