Home / 5,364,710.20-8,045,315.70-1,998,479.80

Finding the Fourth Proportional to 5,364,710.20, 8,045,315.70 and 1,998,479.80

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Solution

The fourth proportional to 5,364,710.20, 8,045,315.70 and 1,998,479.80 is: 2,997,067.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,364,710.20 : 8,045,315.70 = 1,998,479.80 : x
  2. Step 2: Convert to fraction form
    5,364,710.20/8,045,315.70 = 1,998,479.80/x
  3. Step 3: Cross multiply
    5,364,710.20x = 8,045,315.70 × 1,998,479.80
  4. Step 4: Simplify right side
    5,364,710.20x = 16,078,400,911,072.86
  5. Step 5: Solve for x
    x = 16,078,400,911,072.86/5,364,710.20
  6. Step 6: Final answer
    x = 2,997,067.93

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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.