Home / 39,857,246.40-59,785,869.60-11,107,819.20

Finding the Fourth Proportional to 39,857,246.40, 59,785,869.60 and 11,107,819.20

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Solution

The fourth proportional to 39,857,246.40, 59,785,869.60 and 11,107,819.20 is: 16,661,728.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,857,246.40 : 59,785,869.60 = 11,107,819.20 : x
  2. Step 2: Convert to fraction form
    39,857,246.40/59,785,869.60 = 11,107,819.20/x
  3. Step 3: Cross multiply
    39,857,246.40x = 59,785,869.60 × 11,107,819.20
  4. Step 4: Simplify right side
    39,857,246.40x = 664,090,630,231,576.25
  5. Step 5: Solve for x
    x = 664,090,630,231,576.25/39,857,246.40
  6. Step 6: Final answer
    x = 16,661,728.80

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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.