Home / 16,968,000.40-25,505,144.70-16,649,135.80

Finding the Fourth Proportional to 16,968,000.40, 25,505,144.70 and 16,649,135.80

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Solution

The fourth proportional to 16,968,000.40, 25,505,144.70 and 16,649,135.80 is: 25,025,849.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,968,000.40 : 25,505,144.70 = 16,649,135.80 : x
  2. Step 2: Convert to fraction form
    16,968,000.40/25,505,144.70 = 16,649,135.80/x
  3. Step 3: Cross multiply
    16,968,000.40x = 25,505,144.70 × 16,649,135.80
  4. Step 4: Simplify right side
    16,968,000.40x = 424,638,617,708,950.25
  5. Step 5: Solve for x
    x = 424,638,617,708,950.25/16,968,000.40
  6. Step 6: Final answer
    x = 25,025,849.11

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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.