Home / 6,870,874.55-9,485,488.05-5,297,570.16

Finding the Fourth Proportional to 6,870,874.55, 9,485,488.05 and 5,297,570.16

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Solution

The fourth proportional to 6,870,874.55, 9,485,488.05 and 5,297,570.16 is: 7,313,485.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,870,874.55 : 9,485,488.05 = 5,297,570.16 : x
  2. Step 2: Convert to fraction form
    6,870,874.55/9,485,488.05 = 5,297,570.16/x
  3. Step 3: Cross multiply
    6,870,874.55x = 9,485,488.05 × 5,297,570.16
  4. Step 4: Simplify right side
    6,870,874.55x = 50,250,038,446,716.59
  5. Step 5: Solve for x
    x = 50,250,038,446,716.59/6,870,874.55
  6. Step 6: Final answer
    x = 7,313,485.07

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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.