Home / 13,540,064.70-20,297,151.45-5,018,115.90

Finding the Fourth Proportional to 13,540,064.70, 20,297,151.45 and 5,018,115.90

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Solution

The fourth proportional to 13,540,064.70, 20,297,151.45 and 5,018,115.90 is: 7,522,376.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,540,064.70 : 20,297,151.45 = 5,018,115.90 : x
  2. Step 2: Convert to fraction form
    13,540,064.70/20,297,151.45 = 5,018,115.90/x
  3. Step 3: Cross multiply
    13,540,064.70x = 20,297,151.45 × 5,018,115.90
  4. Step 4: Simplify right side
    13,540,064.70x = 101,853,458,415,953.06
  5. Step 5: Solve for x
    x = 101,853,458,415,953.06/13,540,064.70
  6. Step 6: Final answer
    x = 7,522,376.05

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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.