Home / 6,120,351.28-9,180,194.68-1,860,187.36

Finding the Fourth Proportional to 6,120,351.28, 9,180,194.68 and 1,860,187.36

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Solution

The fourth proportional to 6,120,351.28, 9,180,194.68 and 1,860,187.36 is: 2,790,180.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,120,351.28 : 9,180,194.68 = 1,860,187.36 : x
  2. Step 2: Convert to fraction form
    6,120,351.28/9,180,194.68 = 1,860,187.36/x
  3. Step 3: Cross multiply
    6,120,351.28x = 9,180,194.68 × 1,860,187.36
  4. Step 4: Simplify right side
    6,120,351.28x = 17,076,882,106,075.25
  5. Step 5: Solve for x
    x = 17,076,882,106,075.25/6,120,351.28
  6. Step 6: Final answer
    x = 2,790,180.06

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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.