Home / 47,911,203.80-71,866,805.70-13,367,538.80

Finding the Fourth Proportional to 47,911,203.80, 71,866,805.70 and 13,367,538.80

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Solution

The fourth proportional to 47,911,203.80, 71,866,805.70 and 13,367,538.80 is: 20,051,308.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,911,203.80 : 71,866,805.70 = 13,367,538.80 : x
  2. Step 2: Convert to fraction form
    47,911,203.80/71,866,805.70 = 13,367,538.80/x
  3. Step 3: Cross multiply
    47,911,203.80x = 71,866,805.70 × 13,367,538.80
  4. Step 4: Simplify right side
    47,911,203.80x = 960,682,313,626,811.25
  5. Step 5: Solve for x
    x = 960,682,313,626,811.25/47,911,203.80
  6. Step 6: Final answer
    x = 20,051,308.20

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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.