Home / 6,778,257.87-9,353,961.86-3,680,753.56

Finding the Fourth Proportional to 6,778,257.87, 9,353,961.86 and 3,680,753.56

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Solution

The fourth proportional to 6,778,257.87, 9,353,961.86 and 3,680,753.56 is: 5,079,421.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,778,257.87 : 9,353,961.86 = 3,680,753.56 : x
  2. Step 2: Convert to fraction form
    6,778,257.87/9,353,961.86 = 3,680,753.56/x
  3. Step 3: Cross multiply
    6,778,257.87x = 9,353,961.86 × 3,680,753.56
  4. Step 4: Simplify right side
    6,778,257.87x = 34,429,628,402,116.20
  5. Step 5: Solve for x
    x = 34,429,628,402,116.20/6,778,257.87
  6. Step 6: Final answer
    x = 5,079,421.45

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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.