Home / 8,305,598.20-12,455,939.70-3,254,001.40

Finding the Fourth Proportional to 8,305,598.20, 12,455,939.70 and 3,254,001.40

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Solution

The fourth proportional to 8,305,598.20, 12,455,939.70 and 3,254,001.40 is: 4,880,039.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,305,598.20 : 12,455,939.70 = 3,254,001.40 : x
  2. Step 2: Convert to fraction form
    8,305,598.20/12,455,939.70 = 3,254,001.40/x
  3. Step 3: Cross multiply
    8,305,598.20x = 12,455,939.70 × 3,254,001.40
  4. Step 4: Simplify right side
    8,305,598.20x = 40,531,645,222,115.58
  5. Step 5: Solve for x
    x = 40,531,645,222,115.58/8,305,598.20
  6. Step 6: Final answer
    x = 4,880,039.25

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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.