Home / 21,741,088.50-30,003,083.64-11,951,945.28

Finding the Fourth Proportional to 21,741,088.50, 30,003,083.64 and 11,951,945.28

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Solution

The fourth proportional to 21,741,088.50, 30,003,083.64 and 11,951,945.28 is: 16,493,894.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,741,088.50 : 30,003,083.64 = 11,951,945.28 : x
  2. Step 2: Convert to fraction form
    21,741,088.50/30,003,083.64 = 11,951,945.28/x
  3. Step 3: Cross multiply
    21,741,088.50x = 30,003,083.64 × 11,951,945.28
  4. Step 4: Simplify right side
    21,741,088.50x = 358,595,213,896,543.19
  5. Step 5: Solve for x
    x = 358,595,213,896,543.19/21,741,088.50
  6. Step 6: Final answer
    x = 16,493,894.22

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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.