Home / 9,641,605.64-13,305,378.96-5,290,764.68

Finding the Fourth Proportional to 9,641,605.64, 13,305,378.96 and 5,290,764.68

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Solution

The fourth proportional to 9,641,605.64, 13,305,378.96 and 5,290,764.68 is: 7,301,235.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,641,605.64 : 13,305,378.96 = 5,290,764.68 : x
  2. Step 2: Convert to fraction form
    9,641,605.64/13,305,378.96 = 5,290,764.68/x
  3. Step 3: Cross multiply
    9,641,605.64x = 13,305,378.96 × 5,290,764.68
  4. Step 4: Simplify right side
    9,641,605.64x = 70,395,629,055,583.14
  5. Step 5: Solve for x
    x = 70,395,629,055,583.14/9,641,605.64
  6. Step 6: Final answer
    x = 7,301,235.05

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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.