Home / 7,280,801.20-10,921,201.80-6,832,028.80

Finding the Fourth Proportional to 7,280,801.20, 10,921,201.80 and 6,832,028.80

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Solution

The fourth proportional to 7,280,801.20, 10,921,201.80 and 6,832,028.80 is: 10,248,043.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,280,801.20 : 10,921,201.80 = 6,832,028.80 : x
  2. Step 2: Convert to fraction form
    7,280,801.20/10,921,201.80 = 6,832,028.80/x
  3. Step 3: Cross multiply
    7,280,801.20x = 10,921,201.80 × 6,832,028.80
  4. Step 4: Simplify right side
    7,280,801.20x = 74,613,965,228,211.84
  5. Step 5: Solve for x
    x = 74,613,965,228,211.84/7,280,801.20
  6. Step 6: Final answer
    x = 10,248,043.20

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Similar ratio
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1.5x scale

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.