Home / 9,320,982.87-12,863,355.44-5,191,014.00

Finding the Fourth Proportional to 9,320,982.87, 12,863,355.44 and 5,191,014.00

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Solution

The fourth proportional to 9,320,982.87, 12,863,355.44 and 5,191,014.00 is: 7,163,821.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,320,982.87 : 12,863,355.44 = 5,191,014.00 : x
  2. Step 2: Convert to fraction form
    9,320,982.87/12,863,355.44 = 5,191,014.00/x
  3. Step 3: Cross multiply
    9,320,982.87x = 12,863,355.44 × 5,191,014.00
  4. Step 4: Simplify right side
    9,320,982.87x = 66,773,858,085,744.32
  5. Step 5: Solve for x
    x = 66,773,858,085,744.32/9,320,982.87
  6. Step 6: Final answer
    x = 7,163,821.56

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.