Home / 13,070,584.35-18,041,204.91-8,719,659.93

Finding the Fourth Proportional to 13,070,584.35, 18,041,204.91 and 8,719,659.93

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Solution

The fourth proportional to 13,070,584.35, 18,041,204.91 and 8,719,659.93 is: 12,035,664.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,070,584.35 : 18,041,204.91 = 8,719,659.93 : x
  2. Step 2: Convert to fraction form
    13,070,584.35/18,041,204.91 = 8,719,659.93/x
  3. Step 3: Cross multiply
    13,070,584.35x = 18,041,204.91 × 8,719,659.93
  4. Step 4: Simplify right side
    13,070,584.35x = 157,313,171,542,646.25
  5. Step 5: Solve for x
    x = 157,313,171,542,646.25/13,070,584.35
  6. Step 6: Final answer
    x = 12,035,664.77

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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.