Home / 47,911,207.80-71,866,811.70-13,367,542.80

Finding the Fourth Proportional to 47,911,207.80, 71,866,811.70 and 13,367,542.80

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Solution

The fourth proportional to 47,911,207.80, 71,866,811.70 and 13,367,542.80 is: 20,051,314.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,911,207.80 : 71,866,811.70 = 13,367,542.80 : x
  2. Step 2: Convert to fraction form
    47,911,207.80/71,866,811.70 = 13,367,542.80/x
  3. Step 3: Cross multiply
    47,911,207.80x = 71,866,811.70 × 13,367,542.80
  4. Step 4: Simplify right side
    47,911,207.80x = 960,682,681,299,290.88
  5. Step 5: Solve for x
    x = 960,682,681,299,290.88/47,911,207.80
  6. Step 6: Final answer
    x = 20,051,314.20

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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.