Home / 71,416,710.74-98,455,435.54-47,899,450.04

Finding the Fourth Proportional to 71,416,710.74, 98,455,435.54 and 47,899,450.04

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Solution

The fourth proportional to 71,416,710.74, 98,455,435.54 and 47,899,450.04 is: 66,034,422.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,416,710.74 : 98,455,435.54 = 47,899,450.04 : x
  2. Step 2: Convert to fraction form
    71,416,710.74/98,455,435.54 = 47,899,450.04/x
  3. Step 3: Cross multiply
    71,416,710.74x = 98,455,435.54 × 47,899,450.04
  4. Step 4: Simplify right side
    71,416,710.74x = 4,715,961,215,202,644
  5. Step 5: Solve for x
    x = 4,715,961,215,202,644/71,416,710.74
  6. Step 6: Final answer
    x = 66,034,422.01

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.