Home / 5,332,289.40-7,998,434.10-3,419,101.80

Finding the Fourth Proportional to 5,332,289.40, 7,998,434.10 and 3,419,101.80

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Solution

The fourth proportional to 5,332,289.40, 7,998,434.10 and 3,419,101.80 is: 5,128,652.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,332,289.40 : 7,998,434.10 = 3,419,101.80 : x
  2. Step 2: Convert to fraction form
    5,332,289.40/7,998,434.10 = 3,419,101.80/x
  3. Step 3: Cross multiply
    5,332,289.40x = 7,998,434.10 × 3,419,101.80
  4. Step 4: Simplify right side
    5,332,289.40x = 27,347,460,428,491.38
  5. Step 5: Solve for x
    x = 27,347,460,428,491.38/5,332,289.40
  6. Step 6: Final answer
    x = 5,128,652.70

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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.