Home / 69,222,138.58-103,759,986.03-26,072,672.50

Finding the Fourth Proportional to 69,222,138.58, 103,759,986.03 and 26,072,672.50

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Solution

The fourth proportional to 69,222,138.58, 103,759,986.03 and 26,072,672.50 is: 39,081,429.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,222,138.58 : 103,759,986.03 = 26,072,672.50 : x
  2. Step 2: Convert to fraction form
    69,222,138.58/103,759,986.03 = 26,072,672.50/x
  3. Step 3: Cross multiply
    69,222,138.58x = 103,759,986.03 × 26,072,672.50
  4. Step 4: Simplify right side
    69,222,138.58x = 2,705,300,134,364,765
  5. Step 5: Solve for x
    x = 2,705,300,134,364,765/69,222,138.58
  6. Step 6: Final answer
    x = 39,081,429.58

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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.