Home / 19,788,136.60-29,682,204.90-16,386,914.20

Finding the Fourth Proportional to 19,788,136.60, 29,682,204.90 and 16,386,914.20

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Solution

The fourth proportional to 19,788,136.60, 29,682,204.90 and 16,386,914.20 is: 24,580,371.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,788,136.60 : 29,682,204.90 = 16,386,914.20 : x
  2. Step 2: Convert to fraction form
    19,788,136.60/29,682,204.90 = 16,386,914.20/x
  3. Step 3: Cross multiply
    19,788,136.60x = 29,682,204.90 × 16,386,914.20
  4. Step 4: Simplify right side
    19,788,136.60x = 486,399,744,963,119.56
  5. Step 5: Solve for x
    x = 486,399,744,963,119.56/19,788,136.60
  6. Step 6: Final answer
    x = 24,580,371.30

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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.