Home / 6,628,101.92-9,149,221.20-5,820,903.20

Finding the Fourth Proportional to 6,628,101.92, 9,149,221.20 and 5,820,903.20

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Solution

The fourth proportional to 6,628,101.92, 9,149,221.20 and 5,820,903.20 is: 8,034,989.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,628,101.92 : 9,149,221.20 = 5,820,903.20 : x
  2. Step 2: Convert to fraction form
    6,628,101.92/9,149,221.20 = 5,820,903.20/x
  3. Step 3: Cross multiply
    6,628,101.92x = 9,149,221.20 × 5,820,903.20
  4. Step 4: Simplify right side
    6,628,101.92x = 53,256,730,960,587.84
  5. Step 5: Solve for x
    x = 53,256,730,960,587.84/6,628,101.92
  6. Step 6: Final answer
    x = 8,034,989.75

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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.