Home / 66,827,429.03-100,241,223.48-18,305,701.16

Finding the Fourth Proportional to 66,827,429.03, 100,241,223.48 and 18,305,701.16

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Solution

The fourth proportional to 66,827,429.03, 100,241,223.48 and 18,305,701.16 is: 27,458,573.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,827,429.03 : 100,241,223.48 = 18,305,701.16 : x
  2. Step 2: Convert to fraction form
    66,827,429.03/100,241,223.48 = 18,305,701.16/x
  3. Step 3: Cross multiply
    66,827,429.03x = 100,241,223.48 × 18,305,701.16
  4. Step 4: Simplify right side
    66,827,429.03x = 1,834,985,880,436,449.25
  5. Step 5: Solve for x
    x = 1,834,985,880,436,449.25/66,827,429.03
  6. Step 6: Final answer
    x = 27,458,573.63

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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.