Home / 6,472,933.20-9,711,732.60-2,689,131.60

Finding the Fourth Proportional to 6,472,933.20, 9,711,732.60 and 2,689,131.60

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Solution

The fourth proportional to 6,472,933.20, 9,711,732.60 and 2,689,131.60 is: 4,034,666.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,472,933.20 : 9,711,732.60 = 2,689,131.60 : x
  2. Step 2: Convert to fraction form
    6,472,933.20/9,711,732.60 = 2,689,131.60/x
  3. Step 3: Cross multiply
    6,472,933.20x = 9,711,732.60 × 2,689,131.60
  4. Step 4: Simplify right side
    6,472,933.20x = 26,116,127,025,410.16
  5. Step 5: Solve for x
    x = 26,116,127,025,410.16/6,472,933.20
  6. Step 6: Final answer
    x = 4,034,666.54

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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.