Home / 8,706,103.40-13,059,185.48-2,640,887.39

Finding the Fourth Proportional to 8,706,103.40, 13,059,185.48 and 2,640,887.39

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Solution

The fourth proportional to 8,706,103.40, 13,059,185.48 and 2,640,887.39 is: 3,961,340.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,706,103.40 : 13,059,185.48 = 2,640,887.39 : x
  2. Step 2: Convert to fraction form
    8,706,103.40/13,059,185.48 = 2,640,887.39/x
  3. Step 3: Cross multiply
    8,706,103.40x = 13,059,185.48 × 2,640,887.39
  4. Step 4: Simplify right side
    8,706,103.40x = 34,487,838,179,302.73
  5. Step 5: Solve for x
    x = 34,487,838,179,302.73/8,706,103.40
  6. Step 6: Final answer
    x = 3,961,340.29

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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.