Home / 10,482,021.20-15,717,714.60-4,797,376.40

Finding the Fourth Proportional to 10,482,021.20, 15,717,714.60 and 4,797,376.40

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Solution

The fourth proportional to 10,482,021.20, 15,717,714.60 and 4,797,376.40 is: 7,193,631.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,482,021.20 : 15,717,714.60 = 4,797,376.40 : x
  2. Step 2: Convert to fraction form
    10,482,021.20/15,717,714.60 = 4,797,376.40/x
  3. Step 3: Cross multiply
    10,482,021.20x = 15,717,714.60 × 4,797,376.40
  4. Step 4: Simplify right side
    10,482,021.20x = 75,403,793,083,975.44
  5. Step 5: Solve for x
    x = 75,403,793,083,975.44/10,482,021.20
  6. Step 6: Final answer
    x = 7,193,631.04

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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.