Home / 14,660,859.88-20,160,242.10-12,723,757.44

Finding the Fourth Proportional to 14,660,859.88, 20,160,242.10 and 12,723,757.44

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Solution

The fourth proportional to 14,660,859.88, 20,160,242.10 and 12,723,757.44 is: 17,496,520.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,660,859.88 : 20,160,242.10 = 12,723,757.44 : x
  2. Step 2: Convert to fraction form
    14,660,859.88/20,160,242.10 = 12,723,757.44/x
  3. Step 3: Cross multiply
    14,660,859.88x = 20,160,242.10 × 12,723,757.44
  4. Step 4: Simplify right side
    14,660,859.88x = 256,514,030,412,076.22
  5. Step 5: Solve for x
    x = 256,514,030,412,076.22/14,660,859.88
  6. Step 6: Final answer
    x = 17,496,520.16

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.