Home / 87,917,633.98-131,896,538.57-30,409,856.62

Finding the Fourth Proportional to 87,917,633.98, 131,896,538.57 and 30,409,856.62

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Solution

The fourth proportional to 87,917,633.98, 131,896,538.57 and 30,409,856.62 is: 45,621,733.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,917,633.98 : 131,896,538.57 = 30,409,856.62 : x
  2. Step 2: Convert to fraction form
    87,917,633.98/131,896,538.57 = 30,409,856.62/x
  3. Step 3: Cross multiply
    87,917,633.98x = 131,896,538.57 × 30,409,856.62
  4. Step 4: Simplify right side
    87,917,633.98x = 4,010,954,826,435,950.50
  5. Step 5: Solve for x
    x = 4,010,954,826,435,950.50/87,917,633.98
  6. Step 6: Final answer
    x = 45,621,733.03

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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.