Home / 21,608,902.16-32,413,408.59-8,829,406.86

Finding the Fourth Proportional to 21,608,902.16, 32,413,408.59 and 8,829,406.86

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Solution

The fourth proportional to 21,608,902.16, 32,413,408.59 and 8,829,406.86 is: 13,244,132.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,608,902.16 : 32,413,408.59 = 8,829,406.86 : x
  2. Step 2: Convert to fraction form
    21,608,902.16/32,413,408.59 = 8,829,406.86/x
  3. Step 3: Cross multiply
    21,608,902.16x = 32,413,408.59 × 8,829,406.86
  4. Step 4: Simplify right side
    21,608,902.16x = 286,191,172,215,029.62
  5. Step 5: Solve for x
    x = 286,191,172,215,029.62/21,608,902.16
  6. Step 6: Final answer
    x = 13,244,132.91

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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.