Home / 7,807,918.08-11,658,729.96-6,889,446.24

Finding the Fourth Proportional to 7,807,918.08, 11,658,729.96 and 6,889,446.24

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Solution

The fourth proportional to 7,807,918.08, 11,658,729.96 and 6,889,446.24 is: 10,287,274.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,807,918.08 : 11,658,729.96 = 6,889,446.24 : x
  2. Step 2: Convert to fraction form
    7,807,918.08/11,658,729.96 = 6,889,446.24/x
  3. Step 3: Cross multiply
    7,807,918.08x = 11,658,729.96 × 6,889,446.24
  4. Step 4: Simplify right side
    7,807,918.08x = 80,322,193,286,097.36
  5. Step 5: Solve for x
    x = 80,322,193,286,097.36/7,807,918.08
  6. Step 6: Final answer
    x = 10,287,274.08

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.