Home / 18,548,356.10-27,814,414.91-7,611,041.98

Finding the Fourth Proportional to 18,548,356.10, 27,814,414.91 and 7,611,041.98

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Solution

The fourth proportional to 18,548,356.10, 27,814,414.91 and 7,611,041.98 is: 11,413,231.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,548,356.10 : 27,814,414.91 = 7,611,041.98 : x
  2. Step 2: Convert to fraction form
    18,548,356.10/27,814,414.91 = 7,611,041.98/x
  3. Step 3: Cross multiply
    18,548,356.10x = 27,814,414.91 × 7,611,041.98
  4. Step 4: Simplify right side
    18,548,356.10x = 211,696,679,479,751.28
  5. Step 5: Solve for x
    x = 211,696,679,479,751.28/18,548,356.10
  6. Step 6: Final answer
    x = 11,413,231.36

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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.