Home / 19,807,966.80-29,711,950.20-17,288,542.80

Finding the Fourth Proportional to 19,807,966.80, 29,711,950.20 and 17,288,542.80

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Solution

The fourth proportional to 19,807,966.80, 29,711,950.20 and 17,288,542.80 is: 25,932,814.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,807,966.80 : 29,711,950.20 = 17,288,542.80 : x
  2. Step 2: Convert to fraction form
    19,807,966.80/29,711,950.20 = 17,288,542.80/x
  3. Step 3: Cross multiply
    19,807,966.80x = 29,711,950.20 × 17,288,542.80
  4. Step 4: Simplify right side
    19,807,966.80x = 513,676,322,704,168.56
  5. Step 5: Solve for x
    x = 513,676,322,704,168.56/19,807,966.80
  6. Step 6: Final answer
    x = 25,932,814.20

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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.