Home / 47,922,517.40-71,810,629.32-28,453,404.74

Finding the Fourth Proportional to 47,922,517.40, 71,810,629.32 and 28,453,404.74

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Solution

The fourth proportional to 47,922,517.40, 71,810,629.32 and 28,453,404.74 is: 42,636,677.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,922,517.40 : 71,810,629.32 = 28,453,404.74 : x
  2. Step 2: Convert to fraction form
    47,922,517.40/71,810,629.32 = 28,453,404.74/x
  3. Step 3: Cross multiply
    47,922,517.40x = 71,810,629.32 × 28,453,404.74
  4. Step 4: Simplify right side
    47,922,517.40x = 2,043,256,900,676,070.75
  5. Step 5: Solve for x
    x = 2,043,256,900,676,070.75/47,922,517.40
  6. Step 6: Final answer
    x = 42,636,677.11

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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.