Home / 12,954,187.20-19,422,423.45-6,134,027.70

Finding the Fourth Proportional to 12,954,187.20, 19,422,423.45 and 6,134,027.70

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Solution

The fourth proportional to 12,954,187.20, 19,422,423.45 and 6,134,027.70 is: 9,196,847.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,954,187.20 : 19,422,423.45 = 6,134,027.70 : x
  2. Step 2: Convert to fraction form
    12,954,187.20/19,422,423.45 = 6,134,027.70/x
  3. Step 3: Cross multiply
    12,954,187.20x = 19,422,423.45 × 6,134,027.70
  4. Step 4: Simplify right side
    12,954,187.20x = 119,137,683,443,429.56
  5. Step 5: Solve for x
    x = 119,137,683,443,429.56/12,954,187.20
  6. Step 6: Final answer
    x = 9,196,847.44

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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.