Home / 13,016,138.05-19,530,604.73-5,234,741.72

Finding the Fourth Proportional to 13,016,138.05, 19,530,604.73 and 5,234,741.72

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Solution

The fourth proportional to 13,016,138.05, 19,530,604.73 and 5,234,741.72 is: 7,854,685.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,016,138.05 : 19,530,604.73 = 5,234,741.72 : x
  2. Step 2: Convert to fraction form
    13,016,138.05/19,530,604.73 = 5,234,741.72/x
  3. Step 3: Cross multiply
    13,016,138.05x = 19,530,604.73 × 5,234,741.72
  4. Step 4: Simplify right side
    13,016,138.05x = 102,237,671,466,048.17
  5. Step 5: Solve for x
    x = 102,237,671,466,048.17/13,016,138.05
  6. Step 6: Final answer
    x = 7,854,685.55

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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.