Home / 8,181,760.39-11,282,739.69-6,944,748.64

Finding the Fourth Proportional to 8,181,760.39, 11,282,739.69 and 6,944,748.64

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Solution

The fourth proportional to 8,181,760.39, 11,282,739.69 and 6,944,748.64 is: 9,576,886.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,181,760.39 : 11,282,739.69 = 6,944,748.64 : x
  2. Step 2: Convert to fraction form
    8,181,760.39/11,282,739.69 = 6,944,748.64/x
  3. Step 3: Cross multiply
    8,181,760.39x = 11,282,739.69 × 6,944,748.64
  4. Step 4: Simplify right side
    8,181,760.39x = 78,355,791,117,601.52
  5. Step 5: Solve for x
    x = 78,355,791,117,601.52/8,181,760.39
  6. Step 6: Final answer
    x = 9,576,886.56

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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.