Home / 66,474,962-99,725,370.64-25,531,406

Finding the Fourth Proportional to 66,474,962, 99,725,370.64 and 25,531,406

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Solution

The fourth proportional to 66,474,962, 99,725,370.64 and 25,531,406 is: 38,302,074.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,474,962 : 99,725,370.64 = 25,531,406 : x
  2. Step 2: Convert to fraction form
    66,474,962/99,725,370.64 = 25,531,406/x
  3. Step 3: Cross multiply
    66,474,962x = 99,725,370.64 × 25,531,406
  4. Step 4: Simplify right side
    66,474,962x = 2,546,128,926,310,320
  5. Step 5: Solve for x
    x = 2,546,128,926,310,320/66,474,962
  6. Step 6: Final answer
    x = 38,302,074.19

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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.