Home / 6,659,639.47-9,190,302.48-3,603,853.72

Finding the Fourth Proportional to 6,659,639.47, 9,190,302.48 and 3,603,853.72

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Solution

The fourth proportional to 6,659,639.47, 9,190,302.48 and 3,603,853.72 is: 4,973,318.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,659,639.47 : 9,190,302.48 = 3,603,853.72 : x
  2. Step 2: Convert to fraction form
    6,659,639.47/9,190,302.48 = 3,603,853.72/x
  3. Step 3: Cross multiply
    6,659,639.47x = 9,190,302.48 × 3,603,853.72
  4. Step 4: Simplify right side
    6,659,639.47x = 33,120,505,780,473.23
  5. Step 5: Solve for x
    x = 33,120,505,780,473.23/6,659,639.47
  6. Step 6: Final answer
    x = 4,973,318.14

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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.