Home / 21,857,962.32-32,788,518.48-8,394,790.32

Finding the Fourth Proportional to 21,857,962.32, 32,788,518.48 and 8,394,790.32

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Solution

The fourth proportional to 21,857,962.32, 32,788,518.48 and 8,394,790.32 is: 12,592,790.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,857,962.32 : 32,788,518.48 = 8,394,790.32 : x
  2. Step 2: Convert to fraction form
    21,857,962.32/32,788,518.48 = 8,394,790.32/x
  3. Step 3: Cross multiply
    21,857,962.32x = 32,788,518.48 × 8,394,790.32
  4. Step 4: Simplify right side
    21,857,962.32x = 275,252,737,543,045.12
  5. Step 5: Solve for x
    x = 275,252,737,543,045.12/21,857,962.32
  6. Step 6: Final answer
    x = 12,592,790.38

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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.