Home / 6,870,102.78-9,480,303.03-3,814,316.22

Finding the Fourth Proportional to 6,870,102.78, 9,480,303.03 and 3,814,316.22

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Solution

The fourth proportional to 6,870,102.78, 9,480,303.03 and 3,814,316.22 is: 5,263,512.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,870,102.78 : 9,480,303.03 = 3,814,316.22 : x
  2. Step 2: Convert to fraction form
    6,870,102.78/9,480,303.03 = 3,814,316.22/x
  3. Step 3: Cross multiply
    6,870,102.78x = 9,480,303.03 × 3,814,316.22
  4. Step 4: Simplify right side
    6,870,102.78x = 36,160,873,617,844.15
  5. Step 5: Solve for x
    x = 36,160,873,617,844.15/6,870,102.78
  6. Step 6: Final answer
    x = 5,263,512.76

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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.