Home / 4,678,943.80-7,004,418.90-4,119,071.80

Finding the Fourth Proportional to 4,678,943.80, 7,004,418.90 and 4,119,071.80

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Solution

The fourth proportional to 4,678,943.80, 7,004,418.90 and 4,119,071.80 is: 6,166,285.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,678,943.80 : 7,004,418.90 = 4,119,071.80 : x
  2. Step 2: Convert to fraction form
    4,678,943.80/7,004,418.90 = 4,119,071.80/x
  3. Step 3: Cross multiply
    4,678,943.80x = 7,004,418.90 × 4,119,071.80
  4. Step 4: Simplify right side
    4,678,943.80x = 28,851,704,366,377.02
  5. Step 5: Solve for x
    x = 28,851,704,366,377.02/4,678,943.80
  6. Step 6: Final answer
    x = 6,166,285.73

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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.