Home / 4,678,942.80-7,004,417.40-4,119,070.80

Finding the Fourth Proportional to 4,678,942.80, 7,004,417.40 and 4,119,070.80

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Solution

The fourth proportional to 4,678,942.80, 7,004,417.40 and 4,119,070.80 is: 6,166,284.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,678,942.80 : 7,004,417.40 = 4,119,070.80 : x
  2. Step 2: Convert to fraction form
    4,678,942.80/7,004,417.40 = 4,119,070.80/x
  3. Step 3: Cross multiply
    4,678,942.80x = 7,004,417.40 × 4,119,070.80
  4. Step 4: Simplify right side
    4,678,942.80x = 28,851,691,183,351.92
  5. Step 5: Solve for x
    x = 28,851,691,183,351.92/4,678,942.80
  6. Step 6: Final answer
    x = 6,166,284.23

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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.