Home / 19,683,766.20-29,525,649.30-16,991,131.80

Finding the Fourth Proportional to 19,683,766.20, 29,525,649.30 and 16,991,131.80

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Solution

The fourth proportional to 19,683,766.20, 29,525,649.30 and 16,991,131.80 is: 25,486,697.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,683,766.20 : 29,525,649.30 = 16,991,131.80 : x
  2. Step 2: Convert to fraction form
    19,683,766.20/29,525,649.30 = 16,991,131.80/x
  3. Step 3: Cross multiply
    19,683,766.20x = 29,525,649.30 × 16,991,131.80
  4. Step 4: Simplify right side
    19,683,766.20x = 501,674,198,736,877.75
  5. Step 5: Solve for x
    x = 501,674,198,736,877.75/19,683,766.20
  6. Step 6: Final answer
    x = 25,486,697.70

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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.