Home / 20,093,433.40-30,140,150.10-19,951,715.80

Finding the Fourth Proportional to 20,093,433.40, 30,140,150.10 and 19,951,715.80

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Solution

The fourth proportional to 20,093,433.40, 30,140,150.10 and 19,951,715.80 is: 29,927,573.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,093,433.40 : 30,140,150.10 = 19,951,715.80 : x
  2. Step 2: Convert to fraction form
    20,093,433.40/30,140,150.10 = 19,951,715.80/x
  3. Step 3: Cross multiply
    20,093,433.40x = 30,140,150.10 × 19,951,715.80
  4. Step 4: Simplify right side
    20,093,433.40x = 601,347,708,964,541.62
  5. Step 5: Solve for x
    x = 601,347,708,964,541.62/20,093,433.40
  6. Step 6: Final answer
    x = 29,927,573.70

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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.