Home / 76,375,703.68-105,400,709.22-41,570,648.44

Finding the Fourth Proportional to 76,375,703.68, 105,400,709.22 and 41,570,648.44

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Solution

The fourth proportional to 76,375,703.68, 105,400,709.22 and 41,570,648.44 is: 57,368,713.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,375,703.68 : 105,400,709.22 = 41,570,648.44 : x
  2. Step 2: Convert to fraction form
    76,375,703.68/105,400,709.22 = 41,570,648.44/x
  3. Step 3: Cross multiply
    76,375,703.68x = 105,400,709.22 × 41,570,648.44
  4. Step 4: Simplify right side
    76,375,703.68x = 4,381,575,828,311,286.50
  5. Step 5: Solve for x
    x = 4,381,575,828,311,286.50/76,375,703.68
  6. Step 6: Final answer
    x = 57,368,713.05

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.