Home / 10,902,000.10-16,334,629.35-8,618,772.10

Finding the Fourth Proportional to 10,902,000.10, 16,334,629.35 and 8,618,772.10

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Solution

The fourth proportional to 10,902,000.10, 16,334,629.35 and 8,618,772.10 is: 12,913,634.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,902,000.10 : 16,334,629.35 = 8,618,772.10 : x
  2. Step 2: Convert to fraction form
    10,902,000.10/16,334,629.35 = 8,618,772.10/x
  3. Step 3: Cross multiply
    10,902,000.10x = 16,334,629.35 × 8,618,772.10
  4. Step 4: Simplify right side
    10,902,000.10x = 140,784,447,705,621.12
  5. Step 5: Solve for x
    x = 140,784,447,705,621.12/10,902,000.10
  6. Step 6: Final answer
    x = 12,913,634.78

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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.