Home / 82,818,620.78-124,214,462.88-39,099,295.22

Finding the Fourth Proportional to 82,818,620.78, 124,214,462.88 and 39,099,295.22

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Solution

The fourth proportional to 82,818,620.78, 124,214,462.88 and 39,099,295.22 is: 58,642,584.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,818,620.78 : 124,214,462.88 = 39,099,295.22 : x
  2. Step 2: Convert to fraction form
    82,818,620.78/124,214,462.88 = 39,099,295.22/x
  3. Step 3: Cross multiply
    82,818,620.78x = 124,214,462.88 × 39,099,295.22
  4. Step 4: Simplify right side
    82,818,620.78x = 4,856,697,954,738,851
  5. Step 5: Solve for x
    x = 4,856,697,954,738,851/82,818,620.78
  6. Step 6: Final answer
    x = 58,642,584.35

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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.