Home / 4,678,793.70-7,018,190.55-4,147,352.70

Finding the Fourth Proportional to 4,678,793.70, 7,018,190.55 and 4,147,352.70

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Solution

The fourth proportional to 4,678,793.70, 7,018,190.55 and 4,147,352.70 is: 6,221,029.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,678,793.70 : 7,018,190.55 = 4,147,352.70 : x
  2. Step 2: Convert to fraction form
    4,678,793.70/7,018,190.55 = 4,147,352.70/x
  3. Step 3: Cross multiply
    4,678,793.70x = 7,018,190.55 × 4,147,352.70
  4. Step 4: Simplify right side
    4,678,793.70x = 29,106,911,526,656.98
  5. Step 5: Solve for x
    x = 29,106,911,526,656.98/4,678,793.70
  6. Step 6: Final answer
    x = 6,221,029.05

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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.