Home / 7,111,179.87-9,813,473.54-4,170,397.37

Finding the Fourth Proportional to 7,111,179.87, 9,813,473.54 and 4,170,397.37

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Solution

The fourth proportional to 7,111,179.87, 9,813,473.54 and 4,170,397.37 is: 5,755,174.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,111,179.87 : 9,813,473.54 = 4,170,397.37 : x
  2. Step 2: Convert to fraction form
    7,111,179.87/9,813,473.54 = 4,170,397.37/x
  3. Step 3: Cross multiply
    7,111,179.87x = 9,813,473.54 × 4,170,397.37
  4. Step 4: Simplify right side
    7,111,179.87x = 40,926,084,171,861.23
  5. Step 5: Solve for x
    x = 40,926,084,171,861.23/7,111,179.87
  6. Step 6: Final answer
    x = 5,755,174.94

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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.