Home / 13,804,261.10-20,682,772.05-8,749,666.70

Finding the Fourth Proportional to 13,804,261.10, 20,682,772.05 and 8,749,666.70

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Solution

The fourth proportional to 13,804,261.10, 20,682,772.05 and 8,749,666.70 is: 13,109,529.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,804,261.10 : 20,682,772.05 = 8,749,666.70 : x
  2. Step 2: Convert to fraction form
    13,804,261.10/20,682,772.05 = 8,749,666.70/x
  3. Step 3: Cross multiply
    13,804,261.10x = 20,682,772.05 × 8,749,666.70
  4. Step 4: Simplify right side
    13,804,261.10x = 180,967,361,869,575.72
  5. Step 5: Solve for x
    x = 180,967,361,869,575.72/13,804,261.10
  6. Step 6: Final answer
    x = 13,109,529.05

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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.