Home / 19,288,337.40-28,933,614.24-6,994,977.12

Finding the Fourth Proportional to 19,288,337.40, 28,933,614.24 and 6,994,977.12

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Solution

The fourth proportional to 19,288,337.40, 28,933,614.24 and 6,994,977.12 is: 10,492,867.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,288,337.40 : 28,933,614.24 = 6,994,977.12 : x
  2. Step 2: Convert to fraction form
    19,288,337.40/28,933,614.24 = 6,994,977.12/x
  3. Step 3: Cross multiply
    19,288,337.40x = 28,933,614.24 × 6,994,977.12
  4. Step 4: Simplify right side
    19,288,337.40x = 202,389,969,607,706.19
  5. Step 5: Solve for x
    x = 202,389,969,607,706.19/19,288,337.40
  6. Step 6: Final answer
    x = 10,492,867.55

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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.