Home / 12,934,147.56-19,395,883.44-4,415,170.20

Finding the Fourth Proportional to 12,934,147.56, 19,395,883.44 and 4,415,170.20

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Solution

The fourth proportional to 12,934,147.56, 19,395,883.44 and 4,415,170.20 is: 6,620,933.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,934,147.56 : 19,395,883.44 = 4,415,170.20 : x
  2. Step 2: Convert to fraction form
    12,934,147.56/19,395,883.44 = 4,415,170.20/x
  3. Step 3: Cross multiply
    12,934,147.56x = 19,395,883.44 × 4,415,170.20
  4. Step 4: Simplify right side
    12,934,147.56x = 85,636,126,566,961.50
  5. Step 5: Solve for x
    x = 85,636,126,566,961.50/12,934,147.56
  6. Step 6: Final answer
    x = 6,620,933.17

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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.