Home / 6,893,316.60-10,339,974.90-3,870,007.80

Finding the Fourth Proportional to 6,893,316.60, 10,339,974.90 and 3,870,007.80

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Solution

The fourth proportional to 6,893,316.60, 10,339,974.90 and 3,870,007.80 is: 5,805,011.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,893,316.60 : 10,339,974.90 = 3,870,007.80 : x
  2. Step 2: Convert to fraction form
    6,893,316.60/10,339,974.90 = 3,870,007.80/x
  3. Step 3: Cross multiply
    6,893,316.60x = 10,339,974.90 × 3,870,007.80
  4. Step 4: Simplify right side
    6,893,316.60x = 40,015,783,514,804.22
  5. Step 5: Solve for x
    x = 40,015,783,514,804.22/6,893,316.60
  6. Step 6: Final answer
    x = 5,805,011.70

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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.