Home / 5,186,150.60-7,773,005.10-2,660,505.80

Finding the Fourth Proportional to 5,186,150.60, 7,773,005.10 and 2,660,505.80

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Solution

The fourth proportional to 5,186,150.60, 7,773,005.10 and 2,660,505.80 is: 3,987,567.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,186,150.60 : 7,773,005.10 = 2,660,505.80 : x
  2. Step 2: Convert to fraction form
    5,186,150.60/7,773,005.10 = 2,660,505.80/x
  3. Step 3: Cross multiply
    5,186,150.60x = 7,773,005.10 × 2,660,505.80
  4. Step 4: Simplify right side
    5,186,150.60x = 20,680,125,151,979.58
  5. Step 5: Solve for x
    x = 20,680,125,151,979.58/5,186,150.60
  6. Step 6: Final answer
    x = 3,987,567.42

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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.