Home / 23,102,031.96-31,882,574.43-13,179,132.90

Finding the Fourth Proportional to 23,102,031.96, 31,882,574.43 and 13,179,132.90

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Solution

The fourth proportional to 23,102,031.96, 31,882,574.43 and 13,179,132.90 is: 18,188,213.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,102,031.96 : 31,882,574.43 = 13,179,132.90 : x
  2. Step 2: Convert to fraction form
    23,102,031.96/31,882,574.43 = 13,179,132.90/x
  3. Step 3: Cross multiply
    23,102,031.96x = 31,882,574.43 × 13,179,132.90
  4. Step 4: Simplify right side
    23,102,031.96x = 420,184,685,607,111.75
  5. Step 5: Solve for x
    x = 420,184,685,607,111.75/23,102,031.96
  6. Step 6: Final answer
    x = 18,188,213.33

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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.