Home / 6,678,672.35-9,216,570.83-3,778,001.39

Finding the Fourth Proportional to 6,678,672.35, 9,216,570.83 and 3,778,001.39

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Solution

The fourth proportional to 6,678,672.35, 9,216,570.83 and 3,778,001.39 is: 5,213,643.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,678,672.35 : 9,216,570.83 = 3,778,001.39 : x
  2. Step 2: Convert to fraction form
    6,678,672.35/9,216,570.83 = 3,778,001.39/x
  3. Step 3: Cross multiply
    6,678,672.35x = 9,216,570.83 × 3,778,001.39
  4. Step 4: Simplify right side
    6,678,672.35x = 34,820,217,410,924.87
  5. Step 5: Solve for x
    x = 34,820,217,410,924.87/6,678,672.35
  6. Step 6: Final answer
    x = 5,213,643.61

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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.