Home / 6,222,667.20-9,334,000.80-5,159,785.20

Finding the Fourth Proportional to 6,222,667.20, 9,334,000.80 and 5,159,785.20

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Solution

The fourth proportional to 6,222,667.20, 9,334,000.80 and 5,159,785.20 is: 7,739,677.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,222,667.20 : 9,334,000.80 = 5,159,785.20 : x
  2. Step 2: Convert to fraction form
    6,222,667.20/9,334,000.80 = 5,159,785.20/x
  3. Step 3: Cross multiply
    6,222,667.20x = 9,334,000.80 × 5,159,785.20
  4. Step 4: Simplify right side
    6,222,667.20x = 48,161,439,184,628.16
  5. Step 5: Solve for x
    x = 48,161,439,184,628.16/6,222,667.20
  6. Step 6: Final answer
    x = 7,739,677.80

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Similar ratio
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1.5x scale

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.