Home / 6,879,803.80-10,319,705.70-3,100,667.80

Finding the Fourth Proportional to 6,879,803.80, 10,319,705.70 and 3,100,667.80

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Solution

The fourth proportional to 6,879,803.80, 10,319,705.70 and 3,100,667.80 is: 4,651,001.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,879,803.80 : 10,319,705.70 = 3,100,667.80 : x
  2. Step 2: Convert to fraction form
    6,879,803.80/10,319,705.70 = 3,100,667.80/x
  3. Step 3: Cross multiply
    6,879,803.80x = 10,319,705.70 × 3,100,667.80
  4. Step 4: Simplify right side
    6,879,803.80x = 31,997,979,169,466.46
  5. Step 5: Solve for x
    x = 31,997,979,169,466.46/6,879,803.80
  6. Step 6: Final answer
    x = 4,651,001.70

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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.