Home / 66,691,756.45-92,032,646.60-36,923,730.76

Finding the Fourth Proportional to 66,691,756.45, 92,032,646.60 and 36,923,730.76

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Solution

The fourth proportional to 66,691,756.45, 92,032,646.60 and 36,923,730.76 is: 50,953,653.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,691,756.45 : 92,032,646.60 = 36,923,730.76 : x
  2. Step 2: Convert to fraction form
    66,691,756.45/92,032,646.60 = 36,923,730.76/x
  3. Step 3: Cross multiply
    66,691,756.45x = 92,032,646.60 × 36,923,730.76
  4. Step 4: Simplify right side
    66,691,756.45x = 3,398,188,663,543,847.50
  5. Step 5: Solve for x
    x = 3,398,188,663,543,847.50/66,691,756.45
  6. Step 6: Final answer
    x = 50,953,653.72

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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.