Home / 41,618,869.20-62,386,313.40-18,916,059.60

Finding the Fourth Proportional to 41,618,869.20, 62,386,313.40 and 18,916,059.60

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Solution

The fourth proportional to 41,618,869.20, 62,386,313.40 and 18,916,059.60 is: 28,355,004.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,618,869.20 : 62,386,313.40 = 18,916,059.60 : x
  2. Step 2: Convert to fraction form
    41,618,869.20/62,386,313.40 = 18,916,059.60/x
  3. Step 3: Cross multiply
    41,618,869.20x = 62,386,313.40 × 18,916,059.60
  4. Step 4: Simplify right side
    41,618,869.20x = 1,180,103,222,498,678.75
  5. Step 5: Solve for x
    x = 1,180,103,222,498,678.75/41,618,869.20
  6. Step 6: Final answer
    x = 28,355,004.48

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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.