Home / 10,892,136.30-16,302,775.05-8,482,937.10

Finding the Fourth Proportional to 10,892,136.30, 16,302,775.05 and 8,482,937.10

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Solution

The fourth proportional to 10,892,136.30, 16,302,775.05 and 8,482,937.10 is: 12,696,812.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,892,136.30 : 16,302,775.05 = 8,482,937.10 : x
  2. Step 2: Convert to fraction form
    10,892,136.30/16,302,775.05 = 8,482,937.10/x
  3. Step 3: Cross multiply
    10,892,136.30x = 16,302,775.05 × 8,482,937.10
  4. Step 4: Simplify right side
    10,892,136.30x = 138,295,415,304,599.36
  5. Step 5: Solve for x
    x = 138,295,415,304,599.36/10,892,136.30
  6. Step 6: Final answer
    x = 12,696,812.77

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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.