Home / 20,743,217.40-31,114,826.10-5,597,124.60

Finding the Fourth Proportional to 20,743,217.40, 31,114,826.10 and 5,597,124.60

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Solution

The fourth proportional to 20,743,217.40, 31,114,826.10 and 5,597,124.60 is: 8,395,686.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,743,217.40 : 31,114,826.10 = 5,597,124.60 : x
  2. Step 2: Convert to fraction form
    20,743,217.40/31,114,826.10 = 5,597,124.60/x
  3. Step 3: Cross multiply
    20,743,217.40x = 31,114,826.10 × 5,597,124.60
  4. Step 4: Simplify right side
    20,743,217.40x = 174,153,558,589,032.06
  5. Step 5: Solve for x
    x = 174,153,558,589,032.06/20,743,217.40
  6. Step 6: Final answer
    x = 8,395,686.90

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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.