Home / 25,296,365.60-37,923,285.36-20,492,140.96

Finding the Fourth Proportional to 25,296,365.60, 37,923,285.36 and 20,492,140.96

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Solution

The fourth proportional to 25,296,365.60, 37,923,285.36 and 20,492,140.96 is: 30,720,986.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,296,365.60 : 37,923,285.36 = 20,492,140.96 : x
  2. Step 2: Convert to fraction form
    25,296,365.60/37,923,285.36 = 20,492,140.96/x
  3. Step 3: Cross multiply
    25,296,365.60x = 37,923,285.36 × 20,492,140.96
  4. Step 4: Simplify right side
    25,296,365.60x = 777,129,309,263,424.38
  5. Step 5: Solve for x
    x = 777,129,309,263,424.38/25,296,365.60
  6. Step 6: Final answer
    x = 30,720,986.63

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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.