Home / 15,947,521.20-23,904,952.20-7,848,039.60

Finding the Fourth Proportional to 15,947,521.20, 23,904,952.20 and 7,848,039.60

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Solution

The fourth proportional to 15,947,521.20, 23,904,952.20 and 7,848,039.60 is: 11,764,023.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,947,521.20 : 23,904,952.20 = 7,848,039.60 : x
  2. Step 2: Convert to fraction form
    15,947,521.20/23,904,952.20 = 7,848,039.60/x
  3. Step 3: Cross multiply
    15,947,521.20x = 23,904,952.20 × 7,848,039.60
  4. Step 4: Simplify right side
    15,947,521.20x = 187,607,011,501,707.09
  5. Step 5: Solve for x
    x = 187,607,011,501,707.09/15,947,521.20
  6. Step 6: Final answer
    x = 11,764,023.33

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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.