Home / 12,161,574.77-16,782,972.49-6,654,950.03

Finding the Fourth Proportional to 12,161,574.77, 16,782,972.49 and 6,654,950.03

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Solution

The fourth proportional to 12,161,574.77, 16,782,972.49 and 6,654,950.03 is: 9,183,830.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,161,574.77 : 16,782,972.49 = 6,654,950.03 : x
  2. Step 2: Convert to fraction form
    12,161,574.77/16,782,972.49 = 6,654,950.03/x
  3. Step 3: Cross multiply
    12,161,574.77x = 16,782,972.49 × 6,654,950.03
  4. Step 4: Simplify right side
    12,161,574.77x = 111,689,843,275,814.67
  5. Step 5: Solve for x
    x = 111,689,843,275,814.67/12,161,574.77
  6. Step 6: Final answer
    x = 9,183,830.66

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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.