Home / 69,791,393.13-104,638,611.06-30,908,656.95

Finding the Fourth Proportional to 69,791,393.13, 104,638,611.06 and 30,908,656.95

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Solution

The fourth proportional to 69,791,393.13, 104,638,611.06 and 30,908,656.95 is: 46,341,515.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,791,393.13 : 104,638,611.06 = 30,908,656.95 : x
  2. Step 2: Convert to fraction form
    69,791,393.13/104,638,611.06 = 30,908,656.95/x
  3. Step 3: Cross multiply
    69,791,393.13x = 104,638,611.06 × 30,908,656.95
  4. Step 4: Simplify right side
    69,791,393.13x = 3,234,238,932,978,016
  5. Step 5: Solve for x
    x = 3,234,238,932,978,016/69,791,393.13
  6. Step 6: Final answer
    x = 46,341,515.59

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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.