Home / 4,135,881.60-6,203,822.40-3,179,287.80

Finding the Fourth Proportional to 4,135,881.60, 6,203,822.40 and 3,179,287.80

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Solution

The fourth proportional to 4,135,881.60, 6,203,822.40 and 3,179,287.80 is: 4,768,931.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,135,881.60 : 6,203,822.40 = 3,179,287.80 : x
  2. Step 2: Convert to fraction form
    4,135,881.60/6,203,822.40 = 3,179,287.80/x
  3. Step 3: Cross multiply
    4,135,881.60x = 6,203,822.40 × 3,179,287.80
  4. Step 4: Simplify right side
    4,135,881.60x = 19,723,736,869,686.72
  5. Step 5: Solve for x
    x = 19,723,736,869,686.72/4,135,881.60
  6. Step 6: Final answer
    x = 4,768,931.70

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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.