Home / 4,000,080.35-5,520,125.51-2,164,538.65

Finding the Fourth Proportional to 4,000,080.35, 5,520,125.51 and 2,164,538.65

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Solution

The fourth proportional to 4,000,080.35, 5,520,125.51 and 2,164,538.65 is: 2,987,071.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,000,080.35 : 5,520,125.51 = 2,164,538.65 : x
  2. Step 2: Convert to fraction form
    4,000,080.35/5,520,125.51 = 2,164,538.65/x
  3. Step 3: Cross multiply
    4,000,080.35x = 5,520,125.51 × 2,164,538.65
  4. Step 4: Simplify right side
    4,000,080.35x = 11,948,524,994,622.95
  5. Step 5: Solve for x
    x = 11,948,524,994,622.95/4,000,080.35
  6. Step 6: Final answer
    x = 2,987,071.25

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.