Home / 69,791,427.06-104,638,661.60-30,908,690.88

Finding the Fourth Proportional to 69,791,427.06, 104,638,661.60 and 30,908,690.88

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Solution

The fourth proportional to 69,791,427.06, 104,638,661.60 and 30,908,690.88 is: 46,341,566.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,791,427.06 : 104,638,661.60 = 30,908,690.88 : x
  2. Step 2: Convert to fraction form
    69,791,427.06/104,638,661.60 = 30,908,690.88/x
  3. Step 3: Cross multiply
    69,791,427.06x = 104,638,661.60 × 30,908,690.88
  4. Step 4: Simplify right side
    69,791,427.06x = 3,234,244,045,491,326
  5. Step 5: Solve for x
    x = 3,234,244,045,491,326/69,791,427.06
  6. Step 6: Final answer
    x = 46,341,566.32

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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.