Home / 6,980,022.41-10,470,164.83-2,187,605.57

Finding the Fourth Proportional to 6,980,022.41, 10,470,164.83 and 2,187,605.57

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Solution

The fourth proportional to 6,980,022.41, 10,470,164.83 and 2,187,605.57 is: 3,281,449.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,980,022.41 : 10,470,164.83 = 2,187,605.57 : x
  2. Step 2: Convert to fraction form
    6,980,022.41/10,470,164.83 = 2,187,605.57/x
  3. Step 3: Cross multiply
    6,980,022.41x = 10,470,164.83 × 2,187,605.57
  4. Step 4: Simplify right side
    6,980,022.41x = 22,904,590,843,106.27
  5. Step 5: Solve for x
    x = 22,904,590,843,106.27/6,980,022.41
  6. Step 6: Final answer
    x = 3,281,449.47

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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.