Home / 15,705,074.09-21,673,001.30-8,829,556.16

Finding the Fourth Proportional to 15,705,074.09, 21,673,001.30 and 8,829,556.16

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Solution

The fourth proportional to 15,705,074.09, 21,673,001.30 and 8,829,556.16 is: 12,184,786.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,705,074.09 : 21,673,001.30 = 8,829,556.16 : x
  2. Step 2: Convert to fraction form
    15,705,074.09/21,673,001.30 = 8,829,556.16/x
  3. Step 3: Cross multiply
    15,705,074.09x = 21,673,001.30 × 8,829,556.16
  4. Step 4: Simplify right side
    15,705,074.09x = 191,362,981,981,590.22
  5. Step 5: Solve for x
    x = 191,362,981,981,590.22/15,705,074.09
  6. Step 6: Final answer
    x = 12,184,786.96

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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.