Home / 12,476,465.40-18,714,698.10-3,957,468.60

Finding the Fourth Proportional to 12,476,465.40, 18,714,698.10 and 3,957,468.60

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Solution

The fourth proportional to 12,476,465.40, 18,714,698.10 and 3,957,468.60 is: 5,936,202.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,476,465.40 : 18,714,698.10 = 3,957,468.60 : x
  2. Step 2: Convert to fraction form
    12,476,465.40/18,714,698.10 = 3,957,468.60/x
  3. Step 3: Cross multiply
    12,476,465.40x = 18,714,698.10 × 3,957,468.60
  4. Step 4: Simplify right side
    12,476,465.40x = 74,062,830,089,229.67
  5. Step 5: Solve for x
    x = 74,062,830,089,229.67/12,476,465.40
  6. Step 6: Final answer
    x = 5,936,202.90

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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.