Home / 67,736,120.75-101,605,537.06-21,686,779.97

Finding the Fourth Proportional to 67,736,120.75, 101,605,537.06 and 21,686,779.97

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Solution

The fourth proportional to 67,736,120.75, 101,605,537.06 and 21,686,779.97 is: 32,530,604.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,736,120.75 : 101,605,537.06 = 21,686,779.97 : x
  2. Step 2: Convert to fraction form
    67,736,120.75/101,605,537.06 = 21,686,779.97/x
  3. Step 3: Cross multiply
    67,736,120.75x = 101,605,537.06 × 21,686,779.97
  4. Step 4: Simplify right side
    67,736,120.75x = 2,203,496,925,391,656.25
  5. Step 5: Solve for x
    x = 2,203,496,925,391,656.25/67,736,120.75
  6. Step 6: Final answer
    x = 32,530,604.07

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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.