Home / 8,682,637.86-11,981,629.86-4,815,075.98

Finding the Fourth Proportional to 8,682,637.86, 11,981,629.86 and 4,815,075.98

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Solution

The fourth proportional to 8,682,637.86, 11,981,629.86 and 4,815,075.98 is: 6,644,577.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,682,637.86 : 11,981,629.86 = 4,815,075.98 : x
  2. Step 2: Convert to fraction form
    8,682,637.86/11,981,629.86 = 4,815,075.98/x
  3. Step 3: Cross multiply
    8,682,637.86x = 11,981,629.86 × 4,815,075.98
  4. Step 4: Simplify right side
    8,682,637.86x = 57,692,458,152,034.30
  5. Step 5: Solve for x
    x = 57,692,458,152,034.30/8,682,637.86
  6. Step 6: Final answer
    x = 6,644,577.27

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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.