Home / 16,872,078.36-23,283,352.20-9,136,943.67

Finding the Fourth Proportional to 16,872,078.36, 23,283,352.20 and 9,136,943.67

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Solution

The fourth proportional to 16,872,078.36, 23,283,352.20 and 9,136,943.67 is: 12,608,919.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,872,078.36 : 23,283,352.20 = 9,136,943.67 : x
  2. Step 2: Convert to fraction form
    16,872,078.36/23,283,352.20 = 9,136,943.67/x
  3. Step 3: Cross multiply
    16,872,078.36x = 23,283,352.20 × 9,136,943.67
  4. Step 4: Simplify right side
    16,872,078.36x = 212,738,677,500,170.56
  5. Step 5: Solve for x
    x = 212,738,677,500,170.56/16,872,078.36
  6. Step 6: Final answer
    x = 12,608,919.48

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.