Home / 73,851,620.40-110,797,907.40-30,741,130.80

Finding the Fourth Proportional to 73,851,620.40, 110,797,907.40 and 30,741,130.80

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Solution

The fourth proportional to 73,851,620.40, 110,797,907.40 and 30,741,130.80 is: 46,120,219.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,851,620.40 : 110,797,907.40 = 30,741,130.80 : x
  2. Step 2: Convert to fraction form
    73,851,620.40/110,797,907.40 = 30,741,130.80/x
  3. Step 3: Cross multiply
    73,851,620.40x = 110,797,907.40 × 30,741,130.80
  4. Step 4: Simplify right side
    73,851,620.40x = 3,406,052,963,749,688
  5. Step 5: Solve for x
    x = 3,406,052,963,749,688/73,851,620.40
  6. Step 6: Final answer
    x = 46,120,219.78

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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.