Home / 5,455,514.30-8,183,271.45-1,865,335.10

Finding the Fourth Proportional to 5,455,514.30, 8,183,271.45 and 1,865,335.10

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Solution

The fourth proportional to 5,455,514.30, 8,183,271.45 and 1,865,335.10 is: 2,798,002.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,455,514.30 : 8,183,271.45 = 1,865,335.10 : x
  2. Step 2: Convert to fraction form
    5,455,514.30/8,183,271.45 = 1,865,335.10/x
  3. Step 3: Cross multiply
    5,455,514.30x = 8,183,271.45 × 1,865,335.10
  4. Step 4: Simplify right side
    5,455,514.30x = 15,264,543,468,512.90
  5. Step 5: Solve for x
    x = 15,264,543,468,512.90/5,455,514.30
  6. Step 6: Final answer
    x = 2,798,002.65

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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.