Home / 13,285,468.60-19,928,202.90-4,764,697.90

Finding the Fourth Proportional to 13,285,468.60, 19,928,202.90 and 4,764,697.90

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Solution

The fourth proportional to 13,285,468.60, 19,928,202.90 and 4,764,697.90 is: 7,147,046.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,285,468.60 : 19,928,202.90 = 4,764,697.90 : x
  2. Step 2: Convert to fraction form
    13,285,468.60/19,928,202.90 = 4,764,697.90/x
  3. Step 3: Cross multiply
    13,285,468.60x = 19,928,202.90 × 4,764,697.90
  4. Step 4: Simplify right side
    13,285,468.60x = 94,951,866,508,403.91
  5. Step 5: Solve for x
    x = 94,951,866,508,403.91/13,285,468.60
  6. Step 6: Final answer
    x = 7,147,046.85

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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.