Home / 21,229,945.57-31,803,300.85-11,001,514.96

Finding the Fourth Proportional to 21,229,945.57, 31,803,300.85 and 11,001,514.96

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Solution

The fourth proportional to 21,229,945.57, 31,803,300.85 and 11,001,514.96 is: 16,480,705.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,229,945.57 : 31,803,300.85 = 11,001,514.96 : x
  2. Step 2: Convert to fraction form
    21,229,945.57/31,803,300.85 = 11,001,514.96/x
  3. Step 3: Cross multiply
    21,229,945.57x = 31,803,300.85 × 11,001,514.96
  4. Step 4: Simplify right side
    21,229,945.57x = 349,884,489,919,639.25
  5. Step 5: Solve for x
    x = 349,884,489,919,639.25/21,229,945.57
  6. Step 6: Final answer
    x = 16,480,705.93

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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.