Home / 4,913,143.82-6,780,047.63-2,677,940.65

Finding the Fourth Proportional to 4,913,143.82, 6,780,047.63 and 2,677,940.65

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Solution

The fourth proportional to 4,913,143.82, 6,780,047.63 and 2,677,940.65 is: 3,695,508.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,913,143.82 : 6,780,047.63 = 2,677,940.65 : x
  2. Step 2: Convert to fraction form
    4,913,143.82/6,780,047.63 = 2,677,940.65/x
  3. Step 3: Cross multiply
    4,913,143.82x = 6,780,047.63 × 2,677,940.65
  4. Step 4: Simplify right side
    4,913,143.82x = 18,156,565,145,490.68
  5. Step 5: Solve for x
    x = 18,156,565,145,490.68/4,913,143.82
  6. Step 6: Final answer
    x = 3,695,508.58

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.