Home / 82,958,921.30-124,444,360.66-31,840,940.11

Finding the Fourth Proportional to 82,958,921.30, 124,444,360.66 and 31,840,940.11

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Solution

The fourth proportional to 82,958,921.30, 124,444,360.66 and 31,840,940.11 is: 47,763,704.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,958,921.30 : 124,444,360.66 = 31,840,940.11 : x
  2. Step 2: Convert to fraction form
    82,958,921.30/124,444,360.66 = 31,840,940.11/x
  3. Step 3: Cross multiply
    82,958,921.30x = 124,444,360.66 × 31,840,940.11
  4. Step 4: Simplify right side
    82,958,921.30x = 3,962,425,434,802,300
  5. Step 5: Solve for x
    x = 3,962,425,434,802,300/82,958,921.30
  6. Step 6: Final answer
    x = 47,763,704.89

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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.