Home / 31,591,399.04-47,387,099.10-7,656,871.04

Finding the Fourth Proportional to 31,591,399.04, 47,387,099.10 and 7,656,871.04

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Solution

The fourth proportional to 31,591,399.04, 47,387,099.10 and 7,656,871.04 is: 11,485,306.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,591,399.04 : 47,387,099.10 = 7,656,871.04 : x
  2. Step 2: Convert to fraction form
    31,591,399.04/47,387,099.10 = 7,656,871.04/x
  3. Step 3: Cross multiply
    31,591,399.04x = 47,387,099.10 × 7,656,871.04
  4. Step 4: Simplify right side
    31,591,399.04x = 362,836,906,768,400.06
  5. Step 5: Solve for x
    x = 362,836,906,768,400.06/31,591,399.04
  6. Step 6: Final answer
    x = 11,485,306.69

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.