Home / 77,373,873.14-115,965,150.32-39,046,348.22

Finding the Fourth Proportional to 77,373,873.14, 115,965,150.32 and 39,046,348.22

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Solution

The fourth proportional to 77,373,873.14, 115,965,150.32 and 39,046,348.22 is: 58,521,248.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,373,873.14 : 115,965,150.32 = 39,046,348.22 : x
  2. Step 2: Convert to fraction form
    77,373,873.14/115,965,150.32 = 39,046,348.22/x
  3. Step 3: Cross multiply
    77,373,873.14x = 115,965,150.32 × 39,046,348.22
  4. Step 4: Simplify right side
    77,373,873.14x = 4,528,015,640,297,155
  5. Step 5: Solve for x
    x = 4,528,015,640,297,155/77,373,873.14
  6. Step 6: Final answer
    x = 58,521,248.28

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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.