Home / 7,179,168.93-9,907,283.93-3,916,054.77

Finding the Fourth Proportional to 7,179,168.93, 9,907,283.93 and 3,916,054.77

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Solution

The fourth proportional to 7,179,168.93, 9,907,283.93 and 3,916,054.77 is: 5,404,172.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,179,168.93 : 9,907,283.93 = 3,916,054.77 : x
  2. Step 2: Convert to fraction form
    7,179,168.93/9,907,283.93 = 3,916,054.77/x
  3. Step 3: Cross multiply
    7,179,168.93x = 9,907,283.93 × 3,916,054.77
  4. Step 4: Simplify right side
    7,179,168.93x = 38,797,466,472,240.58
  5. Step 5: Solve for x
    x = 38,797,466,472,240.58/7,179,168.93
  6. Step 6: Final answer
    x = 5,404,172.38

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1.5x scale

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.