Home / 19,788,130.60-29,682,195.90-16,386,908.20

Finding the Fourth Proportional to 19,788,130.60, 29,682,195.90 and 16,386,908.20

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Solution

The fourth proportional to 19,788,130.60, 29,682,195.90 and 16,386,908.20 is: 24,580,362.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,788,130.60 : 29,682,195.90 = 16,386,908.20 : x
  2. Step 2: Convert to fraction form
    19,788,130.60/29,682,195.90 = 16,386,908.20/x
  3. Step 3: Cross multiply
    19,788,130.60x = 29,682,195.90 × 16,386,908.20
  4. Step 4: Simplify right side
    19,788,130.60x = 486,399,419,387,716.31
  5. Step 5: Solve for x
    x = 486,399,419,387,716.31/19,788,130.60
  6. Step 6: Final answer
    x = 24,580,362.30

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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.