Home / 89,711,611.98-123,802,005.44-48,458,504.76

Finding the Fourth Proportional to 89,711,611.98, 123,802,005.44 and 48,458,504.76

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Solution

The fourth proportional to 89,711,611.98, 123,802,005.44 and 48,458,504.76 is: 66,872,726.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,711,611.98 : 123,802,005.44 = 48,458,504.76 : x
  2. Step 2: Convert to fraction form
    89,711,611.98/123,802,005.44 = 48,458,504.76/x
  3. Step 3: Cross multiply
    89,711,611.98x = 123,802,005.44 × 48,458,504.76
  4. Step 4: Simplify right side
    89,711,611.98x = 5,999,260,069,911,786
  5. Step 5: Solve for x
    x = 5,999,260,069,911,786/89,711,611.98
  6. Step 6: Final answer
    x = 66,872,726.26

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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.