Home / 9,664,449.12-13,322,970.72-6,395,788.08

Finding the Fourth Proportional to 9,664,449.12, 13,322,970.72 and 6,395,788.08

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Solution

The fourth proportional to 9,664,449.12, 13,322,970.72 and 6,395,788.08 is: 8,816,943.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,664,449.12 : 13,322,970.72 = 6,395,788.08 : x
  2. Step 2: Convert to fraction form
    9,664,449.12/13,322,970.72 = 6,395,788.08/x
  3. Step 3: Cross multiply
    9,664,449.12x = 13,322,970.72 × 6,395,788.08
  4. Step 4: Simplify right side
    9,664,449.12x = 85,210,897,321,165.02
  5. Step 5: Solve for x
    x = 85,210,897,321,165.02/9,664,449.12
  6. Step 6: Final answer
    x = 8,816,943.03

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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.