Home / 14,679,076.80-22,022,114.40-7,099,809.60

Finding the Fourth Proportional to 14,679,076.80, 22,022,114.40 and 7,099,809.60

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Solution

The fourth proportional to 14,679,076.80, 22,022,114.40 and 7,099,809.60 is: 10,651,406.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,679,076.80 : 22,022,114.40 = 7,099,809.60 : x
  2. Step 2: Convert to fraction form
    14,679,076.80/22,022,114.40 = 7,099,809.60/x
  3. Step 3: Cross multiply
    14,679,076.80x = 22,022,114.40 × 7,099,809.60
  4. Step 4: Simplify right side
    14,679,076.80x = 156,352,819,229,418.22
  5. Step 5: Solve for x
    x = 156,352,819,229,418.22/14,679,076.80
  6. Step 6: Final answer
    x = 10,651,406.85

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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.