Home / 30,690,622.20-46,147,907.70-25,763,748.60

Finding the Fourth Proportional to 30,690,622.20, 46,147,907.70 and 25,763,748.60

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Solution

The fourth proportional to 30,690,622.20, 46,147,907.70 and 25,763,748.60 is: 38,739,621.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,690,622.20 : 46,147,907.70 = 25,763,748.60 : x
  2. Step 2: Convert to fraction form
    30,690,622.20/46,147,907.70 = 25,763,748.60/x
  3. Step 3: Cross multiply
    30,690,622.20x = 46,147,907.70 × 25,763,748.60
  4. Step 4: Simplify right side
    30,690,622.20x = 1,188,943,092,398,804.25
  5. Step 5: Solve for x
    x = 1,188,943,092,398,804.25/30,690,622.20
  6. Step 6: Final answer
    x = 38,739,621.66

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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.