Home / 68,262,639.21-102,395,866.60-22,204,508.45

Finding the Fourth Proportional to 68,262,639.21, 102,395,866.60 and 22,204,508.45

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Solution

The fourth proportional to 68,262,639.21, 102,395,866.60 and 22,204,508.45 is: 33,307,383.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,262,639.21 : 102,395,866.60 = 22,204,508.45 : x
  2. Step 2: Convert to fraction form
    68,262,639.21/102,395,866.60 = 22,204,508.45/x
  3. Step 3: Cross multiply
    68,262,639.21x = 102,395,866.60 × 22,204,508.45
  4. Step 4: Simplify right side
    68,262,639.21x = 2,273,649,884,680,549
  5. Step 5: Solve for x
    x = 2,273,649,884,680,549/68,262,639.21
  6. Step 6: Final answer
    x = 33,307,383.23

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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.