Home / 12,503,858.10-17,256,124.62-6,997,866.90

Finding the Fourth Proportional to 12,503,858.10, 17,256,124.62 and 6,997,866.90

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Solution

The fourth proportional to 12,503,858.10, 17,256,124.62 and 6,997,866.90 is: 9,657,504.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,503,858.10 : 17,256,124.62 = 6,997,866.90 : x
  2. Step 2: Convert to fraction form
    12,503,858.10/17,256,124.62 = 6,997,866.90/x
  3. Step 3: Cross multiply
    12,503,858.10x = 17,256,124.62 × 6,997,866.90
  4. Step 4: Simplify right side
    12,503,858.10x = 120,756,063,300,573.09
  5. Step 5: Solve for x
    x = 120,756,063,300,573.09/12,503,858.10
  6. Step 6: Final answer
    x = 9,657,504.29

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.