Home / 65,892,686.90-90,901,151.25-41,459,872.82

Finding the Fourth Proportional to 65,892,686.90, 90,901,151.25 and 41,459,872.82

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Solution

The fourth proportional to 65,892,686.90, 90,901,151.25 and 41,459,872.82 is: 57,195,272.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,892,686.90 : 90,901,151.25 = 41,459,872.82 : x
  2. Step 2: Convert to fraction form
    65,892,686.90/90,901,151.25 = 41,459,872.82/x
  3. Step 3: Cross multiply
    65,892,686.90x = 90,901,151.25 × 41,459,872.82
  4. Step 4: Simplify right side
    65,892,686.90x = 3,768,750,170,016,584
  5. Step 5: Solve for x
    x = 3,768,750,170,016,584/65,892,686.90
  6. Step 6: Final answer
    x = 57,195,272.30

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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.