Home / 39,856,546.20-59,784,819.30-12,930,202.20

Finding the Fourth Proportional to 39,856,546.20, 59,784,819.30 and 12,930,202.20

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Solution

The fourth proportional to 39,856,546.20, 59,784,819.30 and 12,930,202.20 is: 19,395,303.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,856,546.20 : 59,784,819.30 = 12,930,202.20 : x
  2. Step 2: Convert to fraction form
    39,856,546.20/59,784,819.30 = 12,930,202.20/x
  3. Step 3: Cross multiply
    39,856,546.20x = 59,784,819.30 × 12,930,202.20
  4. Step 4: Simplify right side
    39,856,546.20x = 773,029,802,039,462.38
  5. Step 5: Solve for x
    x = 773,029,802,039,462.38/39,856,546.20
  6. Step 6: Final answer
    x = 19,395,303.30

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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.