Home / 7,019,600.07-9,686,157.60-4,117,932.21

Finding the Fourth Proportional to 7,019,600.07, 9,686,157.60 and 4,117,932.21

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Solution

The fourth proportional to 7,019,600.07, 9,686,157.60 and 4,117,932.21 is: 5,682,224.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,019,600.07 : 9,686,157.60 = 4,117,932.21 : x
  2. Step 2: Convert to fraction form
    7,019,600.07/9,686,157.60 = 4,117,932.21/x
  3. Step 3: Cross multiply
    7,019,600.07x = 9,686,157.60 × 4,117,932.21
  4. Step 4: Simplify right side
    7,019,600.07x = 39,886,940,372,176.30
  5. Step 5: Solve for x
    x = 39,886,940,372,176.30/7,019,600.07
  6. Step 6: Final answer
    x = 5,682,224.05

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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.