Home / 11,889,893.64-16,409,065.14-6,734,172.36

Finding the Fourth Proportional to 11,889,893.64, 16,409,065.14 and 6,734,172.36

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Solution

The fourth proportional to 11,889,893.64, 16,409,065.14 and 6,734,172.36 is: 9,293,730.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,889,893.64 : 16,409,065.14 = 6,734,172.36 : x
  2. Step 2: Convert to fraction form
    11,889,893.64/16,409,065.14 = 6,734,172.36/x
  3. Step 3: Cross multiply
    11,889,893.64x = 16,409,065.14 × 6,734,172.36
  4. Step 4: Simplify right side
    11,889,893.64x = 110,501,472,919,227.55
  5. Step 5: Solve for x
    x = 110,501,472,919,227.55/11,889,893.64
  6. Step 6: Final answer
    x = 9,293,730.98

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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.