Home / 11,902,664.88-16,410,473.28-7,708,941.72

Finding the Fourth Proportional to 11,902,664.88, 16,410,473.28 and 7,708,941.72

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Solution

The fourth proportional to 11,902,664.88, 16,410,473.28 and 7,708,941.72 is: 10,628,492.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,902,664.88 : 16,410,473.28 = 7,708,941.72 : x
  2. Step 2: Convert to fraction form
    11,902,664.88/16,410,473.28 = 7,708,941.72/x
  3. Step 3: Cross multiply
    11,902,664.88x = 16,410,473.28 × 7,708,941.72
  4. Step 4: Simplify right side
    11,902,664.88x = 126,507,382,113,137.23
  5. Step 5: Solve for x
    x = 126,507,382,113,137.23/11,902,664.88
  6. Step 6: Final answer
    x = 10,628,492.31

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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.