Home / 20,401,440.35-28,599,807.85-20,401,440.35

Finding the Fourth Proportional to 20,401,440.35, 28,599,807.85 and 20,401,440.35

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Solution

The fourth proportional to 20,401,440.35, 28,599,807.85 and 20,401,440.35 is: 28,599,807.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,401,440.35 : 28,599,807.85 = 20,401,440.35 : x
  2. Step 2: Convert to fraction form
    20,401,440.35/28,599,807.85 = 20,401,440.35/x
  3. Step 3: Cross multiply
    20,401,440.35x = 28,599,807.85 × 20,401,440.35
  4. Step 4: Simplify right side
    20,401,440.35x = 583,477,273,873,236.88
  5. Step 5: Solve for x
    x = 583,477,273,873,236.88/20,401,440.35
  6. Step 6: Final answer
    x = 28,599,807.85

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.