Home / 11,337,851.20-17,006,776.80-9,318,375.40

Finding the Fourth Proportional to 11,337,851.20, 17,006,776.80 and 9,318,375.40

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Solution

The fourth proportional to 11,337,851.20, 17,006,776.80 and 9,318,375.40 is: 13,977,563.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,337,851.20 : 17,006,776.80 = 9,318,375.40 : x
  2. Step 2: Convert to fraction form
    11,337,851.20/17,006,776.80 = 9,318,375.40/x
  3. Step 3: Cross multiply
    11,337,851.20x = 17,006,776.80 × 9,318,375.40
  4. Step 4: Simplify right side
    11,337,851.20x = 158,475,530,566,410.72
  5. Step 5: Solve for x
    x = 158,475,530,566,410.72/11,337,851.20
  6. Step 6: Final answer
    x = 13,977,563.10

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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.