Home / 7,350,755.11-10,144,288.58-4,043,189.32

Finding the Fourth Proportional to 7,350,755.11, 10,144,288.58 and 4,043,189.32

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Solution

The fourth proportional to 7,350,755.11, 10,144,288.58 and 4,043,189.32 is: 5,579,736.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,350,755.11 : 10,144,288.58 = 4,043,189.32 : x
  2. Step 2: Convert to fraction form
    7,350,755.11/10,144,288.58 = 4,043,189.32/x
  3. Step 3: Cross multiply
    7,350,755.11x = 10,144,288.58 × 4,043,189.32
  4. Step 4: Simplify right side
    7,350,755.11x = 41,015,279,222,820.23
  5. Step 5: Solve for x
    x = 41,015,279,222,820.23/7,350,755.11
  6. Step 6: Final answer
    x = 5,579,736.86

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Double scale
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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.