Home / 14,636,433.80-20,198,398.15-8,110,172.17

Finding the Fourth Proportional to 14,636,433.80, 20,198,398.15 and 8,110,172.17

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Solution

The fourth proportional to 14,636,433.80, 20,198,398.15 and 8,110,172.17 is: 11,192,103.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,636,433.80 : 20,198,398.15 = 8,110,172.17 : x
  2. Step 2: Convert to fraction form
    14,636,433.80/20,198,398.15 = 8,110,172.17/x
  3. Step 3: Cross multiply
    14,636,433.80x = 20,198,398.15 × 8,110,172.17
  4. Step 4: Simplify right side
    14,636,433.80x = 163,812,486,554,709.47
  5. Step 5: Solve for x
    x = 163,812,486,554,709.47/14,636,433.80
  6. Step 6: Final answer
    x = 11,192,103.81

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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.