Home / 8,181,579.04-12,274,140-3,132,889.52

Finding the Fourth Proportional to 8,181,579.04, 12,274,140 and 3,132,889.52

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Solution

The fourth proportional to 8,181,579.04, 12,274,140 and 3,132,889.52 is: 4,700,012.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,181,579.04 : 12,274,140 = 3,132,889.52 : x
  2. Step 2: Convert to fraction form
    8,181,579.04/12,274,140 = 3,132,889.52/x
  3. Step 3: Cross multiply
    8,181,579.04x = 12,274,140 × 3,132,889.52
  4. Step 4: Simplify right side
    8,181,579.04x = 38,453,524,573,012.80
  5. Step 5: Solve for x
    x = 38,453,524,573,012.80/8,181,579.04
  6. Step 6: Final answer
    x = 4,700,012.60

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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.