Home / 13,285,433.60-19,928,150.40-4,764,662.90

Finding the Fourth Proportional to 13,285,433.60, 19,928,150.40 and 4,764,662.90

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Solution

The fourth proportional to 13,285,433.60, 19,928,150.40 and 4,764,662.90 is: 7,146,994.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,285,433.60 : 19,928,150.40 = 4,764,662.90 : x
  2. Step 2: Convert to fraction form
    13,285,433.60/19,928,150.40 = 4,764,662.90/x
  3. Step 3: Cross multiply
    13,285,433.60x = 19,928,150.40 × 4,764,662.90
  4. Step 4: Simplify right side
    13,285,433.60x = 94,950,918,876,500.16
  5. Step 5: Solve for x
    x = 94,950,918,876,500.16/13,285,433.60
  6. Step 6: Final answer
    x = 7,146,994.35

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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.