Home / 6,740,784.80-10,111,733.94-2,191,730.30

Finding the Fourth Proportional to 6,740,784.80, 10,111,733.94 and 2,191,730.30

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Solution

The fourth proportional to 6,740,784.80, 10,111,733.94 and 2,191,730.30 is: 3,287,776.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,740,784.80 : 10,111,733.94 = 2,191,730.30 : x
  2. Step 2: Convert to fraction form
    6,740,784.80/10,111,733.94 = 2,191,730.30/x
  3. Step 3: Cross multiply
    6,740,784.80x = 10,111,733.94 × 2,191,730.30
  4. Step 4: Simplify right side
    6,740,784.80x = 22,162,193,661,836.38
  5. Step 5: Solve for x
    x = 22,162,193,661,836.38/6,740,784.80
  6. Step 6: Final answer
    x = 3,287,776.47

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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.