Home / 10,877,084.20-16,297,911.60-8,007,302.80

Finding the Fourth Proportional to 10,877,084.20, 16,297,911.60 and 8,007,302.80

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Solution

The fourth proportional to 10,877,084.20, 16,297,911.60 and 8,007,302.80 is: 11,997,913.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,877,084.20 : 16,297,911.60 = 8,007,302.80 : x
  2. Step 2: Convert to fraction form
    10,877,084.20/16,297,911.60 = 8,007,302.80/x
  3. Step 3: Cross multiply
    10,877,084.20x = 16,297,911.60 × 8,007,302.80
  4. Step 4: Simplify right side
    10,877,084.20x = 130,502,313,188,832.47
  5. Step 5: Solve for x
    x = 130,502,313,188,832.47/10,877,084.20
  6. Step 6: Final answer
    x = 11,997,913.30

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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.