Home / 12,342,065.42-18,525,039.06-5,956,812.74

Finding the Fourth Proportional to 12,342,065.42, 18,525,039.06 and 5,956,812.74

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Solution

The fourth proportional to 12,342,065.42, 18,525,039.06 and 5,956,812.74 is: 8,940,982.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,342,065.42 : 18,525,039.06 = 5,956,812.74 : x
  2. Step 2: Convert to fraction form
    12,342,065.42/18,525,039.06 = 5,956,812.74/x
  3. Step 3: Cross multiply
    12,342,065.42x = 18,525,039.06 × 5,956,812.74
  4. Step 4: Simplify right side
    12,342,065.42x = 110,350,188,681,605.62
  5. Step 5: Solve for x
    x = 110,350,188,681,605.62/12,342,065.42
  6. Step 6: Final answer
    x = 8,940,982.32

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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.