Home / 22,421,696.45-30,941,940.80-12,108,418.66

Finding the Fourth Proportional to 22,421,696.45, 30,941,940.80 and 12,108,418.66

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Solution

The fourth proportional to 22,421,696.45, 30,941,940.80 and 12,108,418.66 is: 16,709,617.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,421,696.45 : 30,941,940.80 = 12,108,418.66 : x
  2. Step 2: Convert to fraction form
    22,421,696.45/30,941,940.80 = 12,108,418.66/x
  3. Step 3: Cross multiply
    22,421,696.45x = 30,941,940.80 × 12,108,418.66
  4. Step 4: Simplify right side
    22,421,696.45x = 374,657,973,144,083.56
  5. Step 5: Solve for x
    x = 374,657,973,144,083.56/22,421,696.45
  6. Step 6: Final answer
    x = 16,709,617.58

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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.