Home / 71,449,640.64-107,075,171.16-37,302,872.40

Finding the Fourth Proportional to 71,449,640.64, 107,075,171.16 and 37,302,872.40

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Solution

The fourth proportional to 71,449,640.64, 107,075,171.16 and 37,302,872.40 is: 55,902,470.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,449,640.64 : 107,075,171.16 = 37,302,872.40 : x
  2. Step 2: Convert to fraction form
    71,449,640.64/107,075,171.16 = 37,302,872.40/x
  3. Step 3: Cross multiply
    71,449,640.64x = 107,075,171.16 × 37,302,872.40
  4. Step 4: Simplify right side
    71,449,640.64x = 3,994,211,446,989,639.50
  5. Step 5: Solve for x
    x = 3,994,211,446,989,639.50/71,449,640.64
  6. Step 6: Final answer
    x = 55,902,470.76

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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.