Home / 33,534,140.10-50,301,210.15-20,620,123.80

Finding the Fourth Proportional to 33,534,140.10, 50,301,210.15 and 20,620,123.80

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Solution

The fourth proportional to 33,534,140.10, 50,301,210.15 and 20,620,123.80 is: 30,930,185.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,534,140.10 : 50,301,210.15 = 20,620,123.80 : x
  2. Step 2: Convert to fraction form
    33,534,140.10/50,301,210.15 = 20,620,123.80/x
  3. Step 3: Cross multiply
    33,534,140.10x = 50,301,210.15 × 20,620,123.80
  4. Step 4: Simplify right side
    33,534,140.10x = 1,037,217,180,582,816.62
  5. Step 5: Solve for x
    x = 1,037,217,180,582,816.62/33,534,140.10
  6. Step 6: Final answer
    x = 30,930,185.70

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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.