Home / 7,125,674.83-10,682,111.85-3,480,342.23

Finding the Fourth Proportional to 7,125,674.83, 10,682,111.85 and 3,480,342.23

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Solution

The fourth proportional to 7,125,674.83, 10,682,111.85 and 3,480,342.23 is: 5,217,387.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,125,674.83 : 10,682,111.85 = 3,480,342.23 : x
  2. Step 2: Convert to fraction form
    7,125,674.83/10,682,111.85 = 3,480,342.23/x
  3. Step 3: Cross multiply
    7,125,674.83x = 10,682,111.85 × 3,480,342.23
  4. Step 4: Simplify right side
    7,125,674.83x = 37,177,404,977,138.42
  5. Step 5: Solve for x
    x = 37,177,404,977,138.42/7,125,674.83
  6. Step 6: Final answer
    x = 5,217,387.25

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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.