Home / 18,611,045.72-27,917,895.94-4,964,115.16

Finding the Fourth Proportional to 18,611,045.72, 27,917,895.94 and 4,964,115.16

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Solution

The fourth proportional to 18,611,045.72, 27,917,895.94 and 4,964,115.16 is: 7,446,526.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,611,045.72 : 27,917,895.94 = 4,964,115.16 : x
  2. Step 2: Convert to fraction form
    18,611,045.72/27,917,895.94 = 4,964,115.16/x
  3. Step 3: Cross multiply
    18,611,045.72x = 27,917,895.94 × 4,964,115.16
  4. Step 4: Simplify right side
    18,611,045.72x = 138,587,650,471,056.47
  5. Step 5: Solve for x
    x = 138,587,650,471,056.47/18,611,045.72
  6. Step 6: Final answer
    x = 7,446,526.79

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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.