Home / 11,376,422.70-17,064,634.05-8,353,113.90

Finding the Fourth Proportional to 11,376,422.70, 17,064,634.05 and 8,353,113.90

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Solution

The fourth proportional to 11,376,422.70, 17,064,634.05 and 8,353,113.90 is: 12,529,670.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,376,422.70 : 17,064,634.05 = 8,353,113.90 : x
  2. Step 2: Convert to fraction form
    11,376,422.70/17,064,634.05 = 8,353,113.90/x
  3. Step 3: Cross multiply
    11,376,422.70x = 17,064,634.05 × 8,353,113.90
  4. Step 4: Simplify right side
    11,376,422.70x = 142,542,831,881,468.31
  5. Step 5: Solve for x
    x = 142,542,831,881,468.31/11,376,422.70
  6. Step 6: Final answer
    x = 12,529,670.85

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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.