Home / 7,963,887.06-10,989,814.32-4,479,516.54

Finding the Fourth Proportional to 7,963,887.06, 10,989,814.32 and 4,479,516.54

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Solution

The fourth proportional to 7,963,887.06, 10,989,814.32 and 4,479,516.54 is: 6,181,536.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,963,887.06 : 10,989,814.32 = 4,479,516.54 : x
  2. Step 2: Convert to fraction form
    7,963,887.06/10,989,814.32 = 4,479,516.54/x
  3. Step 3: Cross multiply
    7,963,887.06x = 10,989,814.32 × 4,479,516.54
  4. Step 4: Simplify right side
    7,963,887.06x = 49,229,055,017,968.85
  5. Step 5: Solve for x
    x = 49,229,055,017,968.85/7,963,887.06
  6. Step 6: Final answer
    x = 6,181,536.06

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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.