Home / 27,647,999.20-41,471,998.80-9,698,917.60

Finding the Fourth Proportional to 27,647,999.20, 41,471,998.80 and 9,698,917.60

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Solution

The fourth proportional to 27,647,999.20, 41,471,998.80 and 9,698,917.60 is: 14,548,376.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,647,999.20 : 41,471,998.80 = 9,698,917.60 : x
  2. Step 2: Convert to fraction form
    27,647,999.20/41,471,998.80 = 9,698,917.60/x
  3. Step 3: Cross multiply
    27,647,999.20x = 41,471,998.80 × 9,698,917.60
  4. Step 4: Simplify right side
    27,647,999.20x = 402,233,499,068,498.81
  5. Step 5: Solve for x
    x = 402,233,499,068,498.81/27,647,999.20
  6. Step 6: Final answer
    x = 14,548,376.40

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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.