Home / 26,384,002.80-39,576,004.20-12,947,074.80

Finding the Fourth Proportional to 26,384,002.80, 39,576,004.20 and 12,947,074.80

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Solution

The fourth proportional to 26,384,002.80, 39,576,004.20 and 12,947,074.80 is: 19,420,612.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,384,002.80 : 39,576,004.20 = 12,947,074.80 : x
  2. Step 2: Convert to fraction form
    26,384,002.80/39,576,004.20 = 12,947,074.80/x
  3. Step 3: Cross multiply
    26,384,002.80x = 39,576,004.20 × 12,947,074.80
  4. Step 4: Simplify right side
    26,384,002.80x = 512,393,486,662,514.25
  5. Step 5: Solve for x
    x = 512,393,486,662,514.25/26,384,002.80
  6. Step 6: Final answer
    x = 19,420,612.20

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1.5x scale

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.