Home / 47,911,209.80-71,866,814.70-13,367,544.80

Finding the Fourth Proportional to 47,911,209.80, 71,866,814.70 and 13,367,544.80

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Solution

The fourth proportional to 47,911,209.80, 71,866,814.70 and 13,367,544.80 is: 20,051,317.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,911,209.80 : 71,866,814.70 = 13,367,544.80 : x
  2. Step 2: Convert to fraction form
    47,911,209.80/71,866,814.70 = 13,367,544.80/x
  3. Step 3: Cross multiply
    47,911,209.80x = 71,866,814.70 × 13,367,544.80
  4. Step 4: Simplify right side
    47,911,209.80x = 960,682,865,135,548.62
  5. Step 5: Solve for x
    x = 960,682,865,135,548.62/47,911,209.80
  6. Step 6: Final answer
    x = 20,051,317.20

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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.