Home / 10,261,677.60-15,382,893.60-3,876,220.80

Finding the Fourth Proportional to 10,261,677.60, 15,382,893.60 and 3,876,220.80

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Solution

The fourth proportional to 10,261,677.60, 15,382,893.60 and 3,876,220.80 is: 5,810,696.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,261,677.60 : 15,382,893.60 = 3,876,220.80 : x
  2. Step 2: Convert to fraction form
    10,261,677.60/15,382,893.60 = 3,876,220.80/x
  3. Step 3: Cross multiply
    10,261,677.60x = 15,382,893.60 × 3,876,220.80
  4. Step 4: Simplify right side
    10,261,677.60x = 59,627,492,136,506.88
  5. Step 5: Solve for x
    x = 59,627,492,136,506.88/10,261,677.60
  6. Step 6: Final answer
    x = 5,810,696.31

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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.