Home / 10,987,550.60-16,479,770.70-3,415,281.80

Finding the Fourth Proportional to 10,987,550.60, 16,479,770.70 and 3,415,281.80

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Solution

The fourth proportional to 10,987,550.60, 16,479,770.70 and 3,415,281.80 is: 5,122,439.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,987,550.60 : 16,479,770.70 = 3,415,281.80 : x
  2. Step 2: Convert to fraction form
    10,987,550.60/16,479,770.70 = 3,415,281.80/x
  3. Step 3: Cross multiply
    10,987,550.60x = 16,479,770.70 × 3,415,281.80
  4. Step 4: Simplify right side
    10,987,550.60x = 56,283,060,939,883.26
  5. Step 5: Solve for x
    x = 56,283,060,939,883.26/10,987,550.60
  6. Step 6: Final answer
    x = 5,122,439.29

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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.