Home / 7,190,244.54-9,922,521.72-3,927,059.55

Finding the Fourth Proportional to 7,190,244.54, 9,922,521.72 and 3,927,059.55

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Solution

The fourth proportional to 7,190,244.54, 9,922,521.72 and 3,927,059.55 is: 5,419,333.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,190,244.54 : 9,922,521.72 = 3,927,059.55 : x
  2. Step 2: Convert to fraction form
    7,190,244.54/9,922,521.72 = 3,927,059.55/x
  3. Step 3: Cross multiply
    7,190,244.54x = 9,922,521.72 × 3,927,059.55
  4. Step 4: Simplify right side
    7,190,244.54x = 38,966,333,680,608.43
  5. Step 5: Solve for x
    x = 38,966,333,680,608.43/7,190,244.54
  6. Step 6: Final answer
    x = 5,419,333.58

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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.