Home / 25,288,766.70-37,933,150.05-18,911,474.70

Finding the Fourth Proportional to 25,288,766.70, 37,933,150.05 and 18,911,474.70

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Solution

The fourth proportional to 25,288,766.70, 37,933,150.05 and 18,911,474.70 is: 28,367,212.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,288,766.70 : 37,933,150.05 = 18,911,474.70 : x
  2. Step 2: Convert to fraction form
    25,288,766.70/37,933,150.05 = 18,911,474.70/x
  3. Step 3: Cross multiply
    25,288,766.70x = 37,933,150.05 × 18,911,474.70
  4. Step 4: Simplify right side
    25,288,766.70x = 717,371,807,461,878.62
  5. Step 5: Solve for x
    x = 717,371,807,461,878.62/25,288,766.70
  6. Step 6: Final answer
    x = 28,367,212.05

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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.