Home / 27,571,632.80-41,359,004.40-8,403,015.20

Finding the Fourth Proportional to 27,571,632.80, 41,359,004.40 and 8,403,015.20

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Solution

The fourth proportional to 27,571,632.80, 41,359,004.40 and 8,403,015.20 is: 12,604,996.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,571,632.80 : 41,359,004.40 = 8,403,015.20 : x
  2. Step 2: Convert to fraction form
    27,571,632.80/41,359,004.40 = 8,403,015.20/x
  3. Step 3: Cross multiply
    27,571,632.80x = 41,359,004.40 × 8,403,015.20
  4. Step 4: Simplify right side
    27,571,632.80x = 347,540,342,630,066.81
  5. Step 5: Solve for x
    x = 347,540,342,630,066.81/27,571,632.80
  6. Step 6: Final answer
    x = 12,604,996.78

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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.