Home / 12,631,072.88-17,426,599.13-10,303,942.57

Finding the Fourth Proportional to 12,631,072.88, 17,426,599.13 and 10,303,942.57

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Solution

The fourth proportional to 12,631,072.88, 17,426,599.13 and 10,303,942.57 is: 14,215,948.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,631,072.88 : 17,426,599.13 = 10,303,942.57 : x
  2. Step 2: Convert to fraction form
    12,631,072.88/17,426,599.13 = 10,303,942.57/x
  3. Step 3: Cross multiply
    12,631,072.88x = 17,426,599.13 × 10,303,942.57
  4. Step 4: Simplify right side
    12,631,072.88x = 179,562,676,608,125.34
  5. Step 5: Solve for x
    x = 179,562,676,608,125.34/12,631,072.88
  6. Step 6: Final answer
    x = 14,215,948.11

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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.