Home / 10,287,288.20-15,430,932.30-3,463,290.92

Finding the Fourth Proportional to 10,287,288.20, 15,430,932.30 and 3,463,290.92

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Solution

The fourth proportional to 10,287,288.20, 15,430,932.30 and 3,463,290.92 is: 5,194,936.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,287,288.20 : 15,430,932.30 = 3,463,290.92 : x
  2. Step 2: Convert to fraction form
    10,287,288.20/15,430,932.30 = 3,463,290.92/x
  3. Step 3: Cross multiply
    10,287,288.20x = 15,430,932.30 × 3,463,290.92
  4. Step 4: Simplify right side
    10,287,288.20x = 53,441,807,721,724.72
  5. Step 5: Solve for x
    x = 53,441,807,721,724.72/10,287,288.20
  6. Step 6: Final answer
    x = 5,194,936.38

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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.