Home / 6,280,101.84-9,422,043.76-1,961,977.60

Finding the Fourth Proportional to 6,280,101.84, 9,422,043.76 and 1,961,977.60

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Solution

The fourth proportional to 6,280,101.84, 9,422,043.76 and 1,961,977.60 is: 2,943,557.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,280,101.84 : 9,422,043.76 = 1,961,977.60 : x
  2. Step 2: Convert to fraction form
    6,280,101.84/9,422,043.76 = 1,961,977.60/x
  3. Step 3: Cross multiply
    6,280,101.84x = 9,422,043.76 × 1,961,977.60
  4. Step 4: Simplify right side
    6,280,101.84x = 18,485,838,803,339.78
  5. Step 5: Solve for x
    x = 18,485,838,803,339.78/6,280,101.84
  6. Step 6: Final answer
    x = 2,943,557.17

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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.