Home / 12,043,760.80-18,059,663.40-4,367,099.20

Finding the Fourth Proportional to 12,043,760.80, 18,059,663.40 and 4,367,099.20

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Solution

The fourth proportional to 12,043,760.80, 18,059,663.40 and 4,367,099.20 is: 6,548,481.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,043,760.80 : 18,059,663.40 = 4,367,099.20 : x
  2. Step 2: Convert to fraction form
    12,043,760.80/18,059,663.40 = 4,367,099.20/x
  3. Step 3: Cross multiply
    12,043,760.80x = 18,059,663.40 × 4,367,099.20
  4. Step 4: Simplify right side
    12,043,760.80x = 78,868,341,586,409.28
  5. Step 5: Solve for x
    x = 78,868,341,586,409.28/12,043,760.80
  6. Step 6: Final answer
    x = 6,548,481.23

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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.