Home / 18,682,401.20-28,023,601.80-10,592,250.80

Finding the Fourth Proportional to 18,682,401.20, 28,023,601.80 and 10,592,250.80

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Solution

The fourth proportional to 18,682,401.20, 28,023,601.80 and 10,592,250.80 is: 15,888,376.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,682,401.20 : 28,023,601.80 = 10,592,250.80 : x
  2. Step 2: Convert to fraction form
    18,682,401.20/28,023,601.80 = 10,592,250.80/x
  3. Step 3: Cross multiply
    18,682,401.20x = 28,023,601.80 × 10,592,250.80
  4. Step 4: Simplify right side
    18,682,401.20x = 296,833,018,584,931.50
  5. Step 5: Solve for x
    x = 296,833,018,584,931.50/18,682,401.20
  6. Step 6: Final answer
    x = 15,888,376.20

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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.