Home / 13,948,886.40-20,923,329.60-4,970,198.40

Finding the Fourth Proportional to 13,948,886.40, 20,923,329.60 and 4,970,198.40

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Solution

The fourth proportional to 13,948,886.40, 20,923,329.60 and 4,970,198.40 is: 7,455,297.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,948,886.40 : 20,923,329.60 = 4,970,198.40 : x
  2. Step 2: Convert to fraction form
    13,948,886.40/20,923,329.60 = 4,970,198.40/x
  3. Step 3: Cross multiply
    13,948,886.40x = 20,923,329.60 × 4,970,198.40
  4. Step 4: Simplify right side
    13,948,886.40x = 103,993,099,300,592.66
  5. Step 5: Solve for x
    x = 103,993,099,300,592.66/13,948,886.40
  6. Step 6: Final answer
    x = 7,455,297.60

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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.