Home / 13,725,156.72-20,587,883.04-4,140,618.48

Finding the Fourth Proportional to 13,725,156.72, 20,587,883.04 and 4,140,618.48

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Solution

The fourth proportional to 13,725,156.72, 20,587,883.04 and 4,140,618.48 is: 6,210,972.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,725,156.72 : 20,587,883.04 = 4,140,618.48 : x
  2. Step 2: Convert to fraction form
    13,725,156.72/20,587,883.04 = 4,140,618.48/x
  3. Step 3: Cross multiply
    13,725,156.72x = 20,587,883.04 × 4,140,618.48
  4. Step 4: Simplify right side
    13,725,156.72x = 85,246,568,979,502.58
  5. Step 5: Solve for x
    x = 85,246,568,979,502.58/13,725,156.72
  6. Step 6: Final answer
    x = 6,210,972.36

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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.