Home / 43,429,796.40-65,103,222.60-16,128,778.80

Finding the Fourth Proportional to 43,429,796.40, 65,103,222.60 and 16,128,778.80

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Solution

The fourth proportional to 43,429,796.40, 65,103,222.60 and 16,128,778.80 is: 24,177,766.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,429,796.40 : 65,103,222.60 = 16,128,778.80 : x
  2. Step 2: Convert to fraction form
    43,429,796.40/65,103,222.60 = 16,128,778.80/x
  3. Step 3: Cross multiply
    43,429,796.40x = 65,103,222.60 × 16,128,778.80
  4. Step 4: Simplify right side
    43,429,796.40x = 1,050,035,476,482,561
  5. Step 5: Solve for x
    x = 1,050,035,476,482,561/43,429,796.40
  6. Step 6: Final answer
    x = 24,177,766.50

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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.