Home / 7,868,331.63-11,795,495.40-3,074,930.64

Finding the Fourth Proportional to 7,868,331.63, 11,795,495.40 and 3,074,930.64

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Solution

The fourth proportional to 7,868,331.63, 11,795,495.40 and 3,074,930.64 is: 4,609,659.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,868,331.63 : 11,795,495.40 = 3,074,930.64 : x
  2. Step 2: Convert to fraction form
    7,868,331.63/11,795,495.40 = 3,074,930.64/x
  3. Step 3: Cross multiply
    7,868,331.63x = 11,795,495.40 × 3,074,930.64
  4. Step 4: Simplify right side
    7,868,331.63x = 36,270,330,219,439.06
  5. Step 5: Solve for x
    x = 36,270,330,219,439.06/7,868,331.63
  6. Step 6: Final answer
    x = 4,609,659.57

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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.