Home / 30,560,350.56-45,835,542.78-8,989,907.60

Finding the Fourth Proportional to 30,560,350.56, 45,835,542.78 and 8,989,907.60

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Solution

The fourth proportional to 30,560,350.56, 45,835,542.78 and 8,989,907.60 is: 13,483,395.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,560,350.56 : 45,835,542.78 = 8,989,907.60 : x
  2. Step 2: Convert to fraction form
    30,560,350.56/45,835,542.78 = 8,989,907.60/x
  3. Step 3: Cross multiply
    30,560,350.56x = 45,835,542.78 × 8,989,907.60
  4. Step 4: Simplify right side
    30,560,350.56x = 412,057,294,158,869.44
  5. Step 5: Solve for x
    x = 412,057,294,158,869.44/30,560,350.56
  6. Step 6: Final answer
    x = 13,483,395.53

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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.