Home / 76,375,702.68-105,400,707.84-41,570,647.44

Finding the Fourth Proportional to 76,375,702.68, 105,400,707.84 and 41,570,647.44

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Solution

The fourth proportional to 76,375,702.68, 105,400,707.84 and 41,570,647.44 is: 57,368,711.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,375,702.68 : 105,400,707.84 = 41,570,647.44 : x
  2. Step 2: Convert to fraction form
    76,375,702.68/105,400,707.84 = 41,570,647.44/x
  3. Step 3: Cross multiply
    76,375,702.68x = 105,400,707.84 × 41,570,647.44
  4. Step 4: Simplify right side
    76,375,702.68x = 4,381,575,665,543,084
  5. Step 5: Solve for x
    x = 4,381,575,665,543,084/76,375,702.68
  6. Step 6: Final answer
    x = 57,368,711.67

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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.