Home / 8,972,612.20-13,458,918.30-4,667,940.10

Finding the Fourth Proportional to 8,972,612.20, 13,458,918.30 and 4,667,940.10

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Solution

The fourth proportional to 8,972,612.20, 13,458,918.30 and 4,667,940.10 is: 7,001,910.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,972,612.20 : 13,458,918.30 = 4,667,940.10 : x
  2. Step 2: Convert to fraction form
    8,972,612.20/13,458,918.30 = 4,667,940.10/x
  3. Step 3: Cross multiply
    8,972,612.20x = 13,458,918.30 × 4,667,940.10
  4. Step 4: Simplify right side
    8,972,612.20x = 62,825,424,435,193.83
  5. Step 5: Solve for x
    x = 62,825,424,435,193.83/8,972,612.20
  6. Step 6: Final answer
    x = 7,001,910.15

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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.