Home / 14,660,858.88-20,160,240.73-12,723,756.44

Finding the Fourth Proportional to 14,660,858.88, 20,160,240.73 and 12,723,756.44

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Solution

The fourth proportional to 14,660,858.88, 20,160,240.73 and 12,723,756.44 is: 17,496,518.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,660,858.88 : 20,160,240.73 = 12,723,756.44 : x
  2. Step 2: Convert to fraction form
    14,660,858.88/20,160,240.73 = 12,723,756.44/x
  3. Step 3: Cross multiply
    14,660,858.88x = 20,160,240.73 × 12,723,756.44
  4. Step 4: Simplify right side
    14,660,858.88x = 256,513,992,687,677.22
  5. Step 5: Solve for x
    x = 256,513,992,687,677.22/14,660,858.88
  6. Step 6: Final answer
    x = 17,496,518.78

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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.