Home / 7,068,533.54-9,754,708.49-3,929,091.86

Finding the Fourth Proportional to 7,068,533.54, 9,754,708.49 and 3,929,091.86

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Solution

The fourth proportional to 7,068,533.54, 9,754,708.49 and 3,929,091.86 is: 5,422,220.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,068,533.54 : 9,754,708.49 = 3,929,091.86 : x
  2. Step 2: Convert to fraction form
    7,068,533.54/9,754,708.49 = 3,929,091.86/x
  3. Step 3: Cross multiply
    7,068,533.54x = 9,754,708.49 × 3,929,091.86
  4. Step 4: Simplify right side
    7,068,533.54x = 38,327,145,675,958.35
  5. Step 5: Solve for x
    x = 38,327,145,675,958.35/7,068,533.54
  6. Step 6: Final answer
    x = 5,422,220.24

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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.