Home / 6,222,987.60-9,333,790.20-5,099,096.40

Finding the Fourth Proportional to 6,222,987.60, 9,333,790.20 and 5,099,096.40

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Solution

The fourth proportional to 6,222,987.60, 9,333,790.20 and 5,099,096.40 is: 7,648,078.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,222,987.60 : 9,333,790.20 = 5,099,096.40 : x
  2. Step 2: Convert to fraction form
    6,222,987.60/9,333,790.20 = 5,099,096.40/x
  3. Step 3: Cross multiply
    6,222,987.60x = 9,333,790.20 × 5,099,096.40
  4. Step 4: Simplify right side
    6,222,987.60x = 47,593,896,007,175.28
  5. Step 5: Solve for x
    x = 47,593,896,007,175.28/6,222,987.60
  6. Step 6: Final answer
    x = 7,648,078.23

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1.5x scale

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.