Home / 21,654,917.22-32,486,472.53-8,702,076.21

Finding the Fourth Proportional to 21,654,917.22, 32,486,472.53 and 8,702,076.21

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Solution

The fourth proportional to 21,654,917.22, 32,486,472.53 and 8,702,076.21 is: 13,054,760.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,654,917.22 : 32,486,472.53 = 8,702,076.21 : x
  2. Step 2: Convert to fraction form
    21,654,917.22/32,486,472.53 = 8,702,076.21/x
  3. Step 3: Cross multiply
    21,654,917.22x = 32,486,472.53 × 8,702,076.21
  4. Step 4: Simplify right side
    21,654,917.22x = 282,699,759,617,429.69
  5. Step 5: Solve for x
    x = 282,699,759,617,429.69/21,654,917.22
  6. Step 6: Final answer
    x = 13,054,760.57

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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.