Home / 47,922,528.15-71,810,645.45-28,453,415.49

Finding the Fourth Proportional to 47,922,528.15, 71,810,645.45 and 28,453,415.49

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Solution

The fourth proportional to 47,922,528.15, 71,810,645.45 and 28,453,415.49 is: 42,636,693.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,922,528.15 : 71,810,645.45 = 28,453,415.49 : x
  2. Step 2: Convert to fraction form
    47,922,528.15/71,810,645.45 = 28,453,415.49/x
  3. Step 3: Cross multiply
    47,922,528.15x = 71,810,645.45 × 28,453,415.49
  4. Step 4: Simplify right side
    47,922,528.15x = 2,043,258,131,451,660.50
  5. Step 5: Solve for x
    x = 2,043,258,131,451,660.50/47,922,528.15
  6. Step 6: Final answer
    x = 42,636,693.23

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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.