Home / 6,870,243.80-10,306,984.08-2,077,972.76

Finding the Fourth Proportional to 6,870,243.80, 10,306,984.08 and 2,077,972.76

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Solution

The fourth proportional to 6,870,243.80, 10,306,984.08 and 2,077,972.76 is: 3,117,448.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,870,243.80 : 10,306,984.08 = 2,077,972.76 : x
  2. Step 2: Convert to fraction form
    6,870,243.80/10,306,984.08 = 2,077,972.76/x
  3. Step 3: Cross multiply
    6,870,243.80x = 10,306,984.08 × 2,077,972.76
  4. Step 4: Simplify right side
    6,870,243.80x = 21,417,632,155,993.66
  5. Step 5: Solve for x
    x = 21,417,632,155,993.66/6,870,243.80
  6. Step 6: Final answer
    x = 3,117,448.63

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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.