Home / 8,706,099.78-13,059,180.04-2,640,883.76

Finding the Fourth Proportional to 8,706,099.78, 13,059,180.04 and 2,640,883.76

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Solution

The fourth proportional to 8,706,099.78, 13,059,180.04 and 2,640,883.76 is: 3,961,334.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,706,099.78 : 13,059,180.04 = 2,640,883.76 : x
  2. Step 2: Convert to fraction form
    8,706,099.78/13,059,180.04 = 2,640,883.76/x
  3. Step 3: Cross multiply
    8,706,099.78x = 13,059,180.04 × 2,640,883.76
  4. Step 4: Simplify right side
    8,706,099.78x = 34,487,776,486,552.14
  5. Step 5: Solve for x
    x = 34,487,776,486,552.14/8,706,099.78
  6. Step 6: Final answer
    x = 3,961,334.85

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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.