Home / 12,851,220.86-17,734,579.82-6,970,840.34

Finding the Fourth Proportional to 12,851,220.86, 17,734,579.82 and 6,970,840.34

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Solution

The fourth proportional to 12,851,220.86, 17,734,579.82 and 6,970,840.34 is: 9,619,702.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,851,220.86 : 17,734,579.82 = 6,970,840.34 : x
  2. Step 2: Convert to fraction form
    12,851,220.86/17,734,579.82 = 6,970,840.34/x
  3. Step 3: Cross multiply
    12,851,220.86x = 17,734,579.82 × 6,970,840.34
  4. Step 4: Simplify right side
    12,851,220.86x = 123,624,924,422,205.94
  5. Step 5: Solve for x
    x = 123,624,924,422,205.94/12,851,220.86
  6. Step 6: Final answer
    x = 9,619,702.73

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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.