Home / 5,142,521.52-7,096,202.64-2,850,487.20

Finding the Fourth Proportional to 5,142,521.52, 7,096,202.64 and 2,850,487.20

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Solution

The fourth proportional to 5,142,521.52, 7,096,202.64 and 2,850,487.20 is: 3,933,407.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,142,521.52 : 7,096,202.64 = 2,850,487.20 : x
  2. Step 2: Convert to fraction form
    5,142,521.52/7,096,202.64 = 2,850,487.20/x
  3. Step 3: Cross multiply
    5,142,521.52x = 7,096,202.64 × 2,850,487.20
  4. Step 4: Simplify right side
    5,142,521.52x = 20,227,634,793,926.21
  5. Step 5: Solve for x
    x = 20,227,634,793,926.21/5,142,521.52
  6. Step 6: Final answer
    x = 3,933,407.90

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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.