Home / 6,280,078.80-8,666,014.68-3,563,824.80

Finding the Fourth Proportional to 6,280,078.80, 8,666,014.68 and 3,563,824.80

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Solution

The fourth proportional to 6,280,078.80, 8,666,014.68 and 3,563,824.80 is: 4,917,797.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,280,078.80 : 8,666,014.68 = 3,563,824.80 : x
  2. Step 2: Convert to fraction form
    6,280,078.80/8,666,014.68 = 3,563,824.80/x
  3. Step 3: Cross multiply
    6,280,078.80x = 8,666,014.68 × 3,563,824.80
  4. Step 4: Simplify right side
    6,280,078.80x = 30,884,158,033,748.06
  5. Step 5: Solve for x
    x = 30,884,158,033,748.06/6,280,078.80
  6. Step 6: Final answer
    x = 4,917,797.85

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.