Home / 10,892,137.30-16,302,776.55-8,482,938.10

Finding the Fourth Proportional to 10,892,137.30, 16,302,776.55 and 8,482,938.10

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Solution

The fourth proportional to 10,892,137.30, 16,302,776.55 and 8,482,938.10 is: 12,696,814.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,892,137.30 : 16,302,776.55 = 8,482,938.10 : x
  2. Step 2: Convert to fraction form
    10,892,137.30/16,302,776.55 = 8,482,938.10/x
  3. Step 3: Cross multiply
    10,892,137.30x = 16,302,776.55 × 8,482,938.10
  4. Step 4: Simplify right side
    10,892,137.30x = 138,295,444,331,781.56
  5. Step 5: Solve for x
    x = 138,295,444,331,781.56/10,892,137.30
  6. Step 6: Final answer
    x = 12,696,814.27

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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.