Home / 35,467,013.70-53,200,520.55-20,108,368.80

Finding the Fourth Proportional to 35,467,013.70, 53,200,520.55 and 20,108,368.80

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Solution

The fourth proportional to 35,467,013.70, 53,200,520.55 and 20,108,368.80 is: 30,162,553.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,467,013.70 : 53,200,520.55 = 20,108,368.80 : x
  2. Step 2: Convert to fraction form
    35,467,013.70/53,200,520.55 = 20,108,368.80/x
  3. Step 3: Cross multiply
    35,467,013.70x = 53,200,520.55 × 20,108,368.80
  4. Step 4: Simplify right side
    35,467,013.70x = 1,069,775,687,571,378.88
  5. Step 5: Solve for x
    x = 1,069,775,687,571,378.88/35,467,013.70
  6. Step 6: Final answer
    x = 30,162,553.20

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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.