Home / 12,611,302.29-18,919,610.24-4,090,973.49

Finding the Fourth Proportional to 12,611,302.29, 18,919,610.24 and 4,090,973.49

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Solution

The fourth proportional to 12,611,302.29, 18,919,610.24 and 4,090,973.49 is: 6,137,322.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,611,302.29 : 18,919,610.24 = 4,090,973.49 : x
  2. Step 2: Convert to fraction form
    12,611,302.29/18,919,610.24 = 4,090,973.49/x
  3. Step 3: Cross multiply
    12,611,302.29x = 18,919,610.24 × 4,090,973.49
  4. Step 4: Simplify right side
    12,611,302.29x = 77,399,623,912,517.67
  5. Step 5: Solve for x
    x = 77,399,623,912,517.67/12,611,302.29
  6. Step 6: Final answer
    x = 6,137,322.07

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.