Home / 12,092,999.29-18,121,555.81-8,882,431.45

Finding the Fourth Proportional to 12,092,999.29, 18,121,555.81 and 8,882,431.45

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Solution

The fourth proportional to 12,092,999.29, 18,121,555.81 and 8,882,431.45 is: 13,310,467.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,092,999.29 : 18,121,555.81 = 8,882,431.45 : x
  2. Step 2: Convert to fraction form
    12,092,999.29/18,121,555.81 = 8,882,431.45/x
  3. Step 3: Cross multiply
    12,092,999.29x = 18,121,555.81 × 8,882,431.45
  4. Step 4: Simplify right side
    12,092,999.29x = 160,963,477,215,473.38
  5. Step 5: Solve for x
    x = 160,963,477,215,473.38/12,092,999.29
  6. Step 6: Final answer
    x = 13,310,467.77

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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.