Home / 8,028,305.40-12,042,458.10-5,634,852.60

Finding the Fourth Proportional to 8,028,305.40, 12,042,458.10 and 5,634,852.60

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Solution

The fourth proportional to 8,028,305.40, 12,042,458.10 and 5,634,852.60 is: 8,452,278.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,028,305.40 : 12,042,458.10 = 5,634,852.60 : x
  2. Step 2: Convert to fraction form
    8,028,305.40/12,042,458.10 = 5,634,852.60/x
  3. Step 3: Cross multiply
    8,028,305.40x = 12,042,458.10 × 5,634,852.60
  4. Step 4: Simplify right side
    8,028,305.40x = 67,857,476,335,176.05
  5. Step 5: Solve for x
    x = 67,857,476,335,176.05/8,028,305.40
  6. Step 6: Final answer
    x = 8,452,278.90

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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.