Home / 6,422,079.68-9,626,376.32-2,160,768.64

Finding the Fourth Proportional to 6,422,079.68, 9,626,376.32 and 2,160,768.64

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Solution

The fourth proportional to 6,422,079.68, 9,626,376.32 and 2,160,768.64 is: 3,238,884.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,422,079.68 : 9,626,376.32 = 2,160,768.64 : x
  2. Step 2: Convert to fraction form
    6,422,079.68/9,626,376.32 = 2,160,768.64/x
  3. Step 3: Cross multiply
    6,422,079.68x = 9,626,376.32 × 2,160,768.64
  4. Step 4: Simplify right side
    6,422,079.68x = 20,800,372,069,094.61
  5. Step 5: Solve for x
    x = 20,800,372,069,094.61/6,422,079.68
  6. Step 6: Final answer
    x = 3,238,884.15

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.