Home / 36,183,999.60-54,275,999.40-20,878,498.80

Finding the Fourth Proportional to 36,183,999.60, 54,275,999.40 and 20,878,498.80

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Solution

The fourth proportional to 36,183,999.60, 54,275,999.40 and 20,878,498.80 is: 31,317,748.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,183,999.60 : 54,275,999.40 = 20,878,498.80 : x
  2. Step 2: Convert to fraction form
    36,183,999.60/54,275,999.40 = 20,878,498.80/x
  3. Step 3: Cross multiply
    36,183,999.60x = 54,275,999.40 × 20,878,498.80
  4. Step 4: Simplify right side
    36,183,999.60x = 1,133,201,388,341,700.75
  5. Step 5: Solve for x
    x = 1,133,201,388,341,700.75/36,183,999.60
  6. Step 6: Final answer
    x = 31,317,748.20

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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.