Home / 12,762,561.54-17,612,390.34-6,961,467.90

Finding the Fourth Proportional to 12,762,561.54, 17,612,390.34 and 6,961,467.90

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Solution

The fourth proportional to 12,762,561.54, 17,612,390.34 and 6,961,467.90 is: 9,606,855.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,762,561.54 : 17,612,390.34 = 6,961,467.90 : x
  2. Step 2: Convert to fraction form
    12,762,561.54/17,612,390.34 = 6,961,467.90/x
  3. Step 3: Cross multiply
    12,762,561.54x = 17,612,390.34 × 6,961,467.90
  4. Step 4: Simplify right side
    12,762,561.54x = 122,608,089,994,180.09
  5. Step 5: Solve for x
    x = 122,608,089,994,180.09/12,762,561.54
  6. Step 6: Final answer
    x = 9,606,855.93

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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.