Home / 61,649,926.20-92,408,142.06-40,099,928.04

Finding the Fourth Proportional to 61,649,926.20, 92,408,142.06 and 40,099,928.04

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Solution

The fourth proportional to 61,649,926.20, 92,408,142.06 and 40,099,928.04 is: 60,106,476.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,649,926.20 : 92,408,142.06 = 40,099,928.04 : x
  2. Step 2: Convert to fraction form
    61,649,926.20/92,408,142.06 = 40,099,928.04/x
  3. Step 3: Cross multiply
    61,649,926.20x = 92,408,142.06 × 40,099,928.04
  4. Step 4: Simplify right side
    61,649,926.20x = 3,705,559,846,916,097.50
  5. Step 5: Solve for x
    x = 3,705,559,846,916,097.50/61,649,926.20
  6. Step 6: Final answer
    x = 60,106,476.61

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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.