Home / 27,817,452.80-41,726,179.20-18,793,145.60

Finding the Fourth Proportional to 27,817,452.80, 41,726,179.20 and 18,793,145.60

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Solution

The fourth proportional to 27,817,452.80, 41,726,179.20 and 18,793,145.60 is: 28,189,718.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,817,452.80 : 41,726,179.20 = 18,793,145.60 : x
  2. Step 2: Convert to fraction form
    27,817,452.80/41,726,179.20 = 18,793,145.60/x
  3. Step 3: Cross multiply
    27,817,452.80x = 41,726,179.20 × 18,793,145.60
  4. Step 4: Simplify right side
    27,817,452.80x = 784,166,161,037,291.62
  5. Step 5: Solve for x
    x = 784,166,161,037,291.62/27,817,452.80
  6. Step 6: Final answer
    x = 28,189,718.40

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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.