Home / 12,764,811.87-17,614,081.98-7,182,960.93

Finding the Fourth Proportional to 12,764,811.87, 17,614,081.98 and 7,182,960.93

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Solution

The fourth proportional to 12,764,811.87, 17,614,081.98 and 7,182,960.93 is: 9,911,721.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,764,811.87 : 17,614,081.98 = 7,182,960.93 : x
  2. Step 2: Convert to fraction form
    12,764,811.87/17,614,081.98 = 7,182,960.93/x
  3. Step 3: Cross multiply
    12,764,811.87x = 17,614,081.98 × 7,182,960.93
  4. Step 4: Simplify right side
    12,764,811.87x = 126,521,262,680,157.05
  5. Step 5: Solve for x
    x = 126,521,262,680,157.05/12,764,811.87
  6. Step 6: Final answer
    x = 9,911,721.69

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.