Home / 6,361,428.35-8,778,809.30-3,460,839.98

Finding the Fourth Proportional to 6,361,428.35, 8,778,809.30 and 3,460,839.98

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Solution

The fourth proportional to 6,361,428.35, 8,778,809.30 and 3,460,839.98 is: 4,775,979.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,361,428.35 : 8,778,809.30 = 3,460,839.98 : x
  2. Step 2: Convert to fraction form
    6,361,428.35/8,778,809.30 = 3,460,839.98/x
  3. Step 3: Cross multiply
    6,361,428.35x = 8,778,809.30 × 3,460,839.98
  4. Step 4: Simplify right side
    6,361,428.35x = 30,382,054,202,235.82
  5. Step 5: Solve for x
    x = 30,382,054,202,235.82/6,361,428.35
  6. Step 6: Final answer
    x = 4,775,979.94

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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.