Home / 12,051,797.87-16,636,569.66-8,136,857.36

Finding the Fourth Proportional to 12,051,797.87, 16,636,569.66 and 8,136,857.36

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Solution

The fourth proportional to 12,051,797.87, 16,636,569.66 and 8,136,857.36 is: 11,232,298.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,051,797.87 : 16,636,569.66 = 8,136,857.36 : x
  2. Step 2: Convert to fraction form
    12,051,797.87/16,636,569.66 = 8,136,857.36/x
  3. Step 3: Cross multiply
    12,051,797.87x = 16,636,569.66 × 8,136,857.36
  4. Step 4: Simplify right side
    12,051,797.87x = 135,369,394,199,940.86
  5. Step 5: Solve for x
    x = 135,369,394,199,940.86/12,051,797.87
  6. Step 6: Final answer
    x = 11,232,298.76

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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.