Home / 42,497,913.54-63,739,738.87-11,795,611.98

Finding the Fourth Proportional to 42,497,913.54, 63,739,738.87 and 11,795,611.98

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Solution

The fourth proportional to 42,497,913.54, 63,739,738.87 and 11,795,611.98 is: 17,691,438.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,497,913.54 : 63,739,738.87 = 11,795,611.98 : x
  2. Step 2: Convert to fraction form
    42,497,913.54/63,739,738.87 = 11,795,611.98/x
  3. Step 3: Cross multiply
    42,497,913.54x = 63,739,738.87 × 11,795,611.98
  4. Step 4: Simplify right side
    42,497,913.54x = 751,849,227,387,554.62
  5. Step 5: Solve for x
    x = 751,849,227,387,554.62/42,497,913.54
  6. Step 6: Final answer
    x = 17,691,438.59

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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.