Home / 20,240,197.27-30,328,520.16-13,766,360.15

Finding the Fourth Proportional to 20,240,197.27, 30,328,520.16 and 13,766,360.15

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Solution

The fourth proportional to 20,240,197.27, 30,328,520.16 and 13,766,360.15 is: 20,627,927.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,240,197.27 : 30,328,520.16 = 13,766,360.15 : x
  2. Step 2: Convert to fraction form
    20,240,197.27/30,328,520.16 = 13,766,360.15/x
  3. Step 3: Cross multiply
    20,240,197.27x = 30,328,520.16 × 13,766,360.15
  4. Step 4: Simplify right side
    20,240,197.27x = 417,513,331,270,263.88
  5. Step 5: Solve for x
    x = 417,513,331,270,263.88/20,240,197.27
  6. Step 6: Final answer
    x = 20,627,927.97

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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.