Home / 5,537,145.60-8,305,718.40-3,400,300.80

Finding the Fourth Proportional to 5,537,145.60, 8,305,718.40 and 3,400,300.80

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Solution

The fourth proportional to 5,537,145.60, 8,305,718.40 and 3,400,300.80 is: 5,100,451.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,537,145.60 : 8,305,718.40 = 3,400,300.80 : x
  2. Step 2: Convert to fraction form
    5,537,145.60/8,305,718.40 = 3,400,300.80/x
  3. Step 3: Cross multiply
    5,537,145.60x = 8,305,718.40 × 3,400,300.80
  4. Step 4: Simplify right side
    5,537,145.60x = 28,241,940,920,094.72
  5. Step 5: Solve for x
    x = 28,241,940,920,094.72/5,537,145.60
  6. Step 6: Final answer
    x = 5,100,451.20

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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.