Home / 7,854,975.74-11,782,345.04-3,533,974.61

Finding the Fourth Proportional to 7,854,975.74, 11,782,345.04 and 3,533,974.61

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Solution

The fourth proportional to 7,854,975.74, 11,782,345.04 and 3,533,974.61 is: 5,300,908.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,854,975.74 : 11,782,345.04 = 3,533,974.61 : x
  2. Step 2: Convert to fraction form
    7,854,975.74/11,782,345.04 = 3,533,974.61/x
  3. Step 3: Cross multiply
    7,854,975.74x = 11,782,345.04 × 3,533,974.61
  4. Step 4: Simplify right side
    7,854,975.74x = 41,638,508,217,619.43
  5. Step 5: Solve for x
    x = 41,638,508,217,619.43/7,854,975.74
  6. Step 6: Final answer
    x = 5,300,908.57

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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.