Home / 5,178,375.14-7,149,219.65-4,603,825.63

Finding the Fourth Proportional to 5,178,375.14, 7,149,219.65 and 4,603,825.63

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Solution

The fourth proportional to 5,178,375.14, 7,149,219.65 and 4,603,825.63 is: 6,356,001.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,178,375.14 : 7,149,219.65 = 4,603,825.63 : x
  2. Step 2: Convert to fraction form
    5,178,375.14/7,149,219.65 = 4,603,825.63/x
  3. Step 3: Cross multiply
    5,178,375.14x = 7,149,219.65 × 4,603,825.63
  4. Step 4: Simplify right side
    5,178,375.14x = 32,913,760,659,169.63
  5. Step 5: Solve for x
    x = 32,913,760,659,169.63/5,178,375.14
  6. Step 6: Final answer
    x = 6,356,001.60

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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.