Home / 61,649,928.70-92,408,145.81-40,099,930.54

Finding the Fourth Proportional to 61,649,928.70, 92,408,145.81 and 40,099,930.54

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Solution

The fourth proportional to 61,649,928.70, 92,408,145.81 and 40,099,930.54 is: 60,106,480.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,649,928.70 : 92,408,145.81 = 40,099,930.54 : x
  2. Step 2: Convert to fraction form
    61,649,928.70/92,408,145.81 = 40,099,930.54/x
  3. Step 3: Cross multiply
    61,649,928.70x = 92,408,145.81 × 40,099,930.54
  4. Step 4: Simplify right side
    61,649,928.70x = 3,705,560,228,311,192
  5. Step 5: Solve for x
    x = 3,705,560,228,311,192/61,649,928.70
  6. Step 6: Final answer
    x = 60,106,480.36

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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.