Home / 8,444,872-11,654,660.64-4,630,185.28

Finding the Fourth Proportional to 8,444,872, 11,654,660.64 and 4,630,185.28

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Solution

The fourth proportional to 8,444,872, 11,654,660.64 and 4,630,185.28 is: 6,390,059.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,444,872 : 11,654,660.64 = 4,630,185.28 : x
  2. Step 2: Convert to fraction form
    8,444,872/11,654,660.64 = 4,630,185.28/x
  3. Step 3: Cross multiply
    8,444,872x = 11,654,660.64 × 4,630,185.28
  4. Step 4: Simplify right side
    8,444,872x = 53,963,238,138,723.38
  5. Step 5: Solve for x
    x = 53,963,238,138,723.38/8,444,872
  6. Step 6: Final answer
    x = 6,390,059.92

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Double scale
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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.