Home / 8,194,885.59-12,289,442.69-2,728,495.92

Finding the Fourth Proportional to 8,194,885.59, 12,289,442.69 and 2,728,495.92

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Solution

The fourth proportional to 8,194,885.59, 12,289,442.69 and 2,728,495.92 is: 4,091,783.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,194,885.59 : 12,289,442.69 = 2,728,495.92 : x
  2. Step 2: Convert to fraction form
    8,194,885.59/12,289,442.69 = 2,728,495.92/x
  3. Step 3: Cross multiply
    8,194,885.59x = 12,289,442.69 × 2,728,495.92
  4. Step 4: Simplify right side
    8,194,885.59x = 33,531,694,225,096.35
  5. Step 5: Solve for x
    x = 33,531,694,225,096.35/8,194,885.59
  6. Step 6: Final answer
    x = 4,091,783.08

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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.