Home / 6,142,921.68-8,480,301-3,820,562.76

Finding the Fourth Proportional to 6,142,921.68, 8,480,301 and 3,820,562.76

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Solution

The fourth proportional to 6,142,921.68, 8,480,301 and 3,820,562.76 is: 5,274,285.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,142,921.68 : 8,480,301 = 3,820,562.76 : x
  2. Step 2: Convert to fraction form
    6,142,921.68/8,480,301 = 3,820,562.76/x
  3. Step 3: Cross multiply
    6,142,921.68x = 8,480,301 × 3,820,562.76
  4. Step 4: Simplify right side
    6,142,921.68x = 32,399,522,194,190.76
  5. Step 5: Solve for x
    x = 32,399,522,194,190.76/6,142,921.68
  6. Step 6: Final answer
    x = 5,274,285.41

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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.