Home / 55,440,883.35-76,499,919.45-31,914,872.53

Finding the Fourth Proportional to 55,440,883.35, 76,499,919.45 and 31,914,872.53

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Solution

The fourth proportional to 55,440,883.35, 76,499,919.45 and 31,914,872.53 is: 44,037,631.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,440,883.35 : 76,499,919.45 = 31,914,872.53 : x
  2. Step 2: Convert to fraction form
    55,440,883.35/76,499,919.45 = 31,914,872.53/x
  3. Step 3: Cross multiply
    55,440,883.35x = 76,499,919.45 × 31,914,872.53
  4. Step 4: Simplify right side
    55,440,883.35x = 2,441,485,177,610,768
  5. Step 5: Solve for x
    x = 2,441,485,177,610,768/55,440,883.35
  6. Step 6: Final answer
    x = 44,037,631.26

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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.