Home / 14,511,406.98-20,025,883.74-7,985,176.86

Finding the Fourth Proportional to 14,511,406.98, 20,025,883.74 and 7,985,176.86

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Solution

The fourth proportional to 14,511,406.98, 20,025,883.74 and 7,985,176.86 is: 11,019,622.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,511,406.98 : 20,025,883.74 = 7,985,176.86 : x
  2. Step 2: Convert to fraction form
    14,511,406.98/20,025,883.74 = 7,985,176.86/x
  3. Step 3: Cross multiply
    14,511,406.98x = 20,025,883.74 × 7,985,176.86
  4. Step 4: Simplify right side
    14,511,406.98x = 159,910,223,441,698.25
  5. Step 5: Solve for x
    x = 159,910,223,441,698.25/14,511,406.98
  6. Step 6: Final answer
    x = 11,019,622.26

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.