Home / 7,003,667.53-9,665,209.08-3,947,880.97

Finding the Fourth Proportional to 7,003,667.53, 9,665,209.08 and 3,947,880.97

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Solution

The fourth proportional to 7,003,667.53, 9,665,209.08 and 3,947,880.97 is: 5,448,159.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,003,667.53 : 9,665,209.08 = 3,947,880.97 : x
  2. Step 2: Convert to fraction form
    7,003,667.53/9,665,209.08 = 3,947,880.97/x
  3. Step 3: Cross multiply
    7,003,667.53x = 9,665,209.08 × 3,947,880.97
  4. Step 4: Simplify right side
    7,003,667.53x = 38,157,094,998,003.21
  5. Step 5: Solve for x
    x = 38,157,094,998,003.21/7,003,667.53
  6. Step 6: Final answer
    x = 5,448,159.10

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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.