Home / 7,246,146.79-10,868,971.04-1,854,843.90

Finding the Fourth Proportional to 7,246,146.79, 10,868,971.04 and 1,854,843.90

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Solution

The fourth proportional to 7,246,146.79, 10,868,971.04 and 1,854,843.90 is: 2,782,202.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,246,146.79 : 10,868,971.04 = 1,854,843.90 : x
  2. Step 2: Convert to fraction form
    7,246,146.79/10,868,971.04 = 1,854,843.90/x
  3. Step 3: Cross multiply
    7,246,146.79x = 10,868,971.04 × 1,854,843.90
  4. Step 4: Simplify right side
    7,246,146.79x = 20,160,244,632,820.65
  5. Step 5: Solve for x
    x = 20,160,244,632,820.65/7,246,146.79
  6. Step 6: Final answer
    x = 2,782,202.07

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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.