Home / 13,158,829.70-19,738,244.55-5,584,811.30

Finding the Fourth Proportional to 13,158,829.70, 19,738,244.55 and 5,584,811.30

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Solution

The fourth proportional to 13,158,829.70, 19,738,244.55 and 5,584,811.30 is: 8,377,216.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,158,829.70 : 19,738,244.55 = 5,584,811.30 : x
  2. Step 2: Convert to fraction form
    13,158,829.70/19,738,244.55 = 5,584,811.30/x
  3. Step 3: Cross multiply
    13,158,829.70x = 19,738,244.55 × 5,584,811.30
  4. Step 4: Simplify right side
    13,158,829.70x = 110,234,371,205,003.42
  5. Step 5: Solve for x
    x = 110,234,371,205,003.42/13,158,829.70
  6. Step 6: Final answer
    x = 8,377,216.95

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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.