Home / 10,158,690.82-15,237,103.11-3,427,163.14

Finding the Fourth Proportional to 10,158,690.82, 15,237,103.11 and 3,427,163.14

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Solution

The fourth proportional to 10,158,690.82, 15,237,103.11 and 3,427,163.14 is: 5,140,429.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,158,690.82 : 15,237,103.11 = 3,427,163.14 : x
  2. Step 2: Convert to fraction form
    10,158,690.82/15,237,103.11 = 3,427,163.14/x
  3. Step 3: Cross multiply
    10,158,690.82x = 15,237,103.11 × 3,427,163.14
  4. Step 4: Simplify right side
    10,158,690.82x = 52,220,038,138,971.37
  5. Step 5: Solve for x
    x = 52,220,038,138,971.37/10,158,690.82
  6. Step 6: Final answer
    x = 5,140,429.91

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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.