Home / 7,140,062.94-9,853,185.96-4,042,506.37

Finding the Fourth Proportional to 7,140,062.94, 9,853,185.96 and 4,042,506.37

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Solution

The fourth proportional to 7,140,062.94, 9,853,185.96 and 4,042,506.37 is: 5,578,601.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,140,062.94 : 9,853,185.96 = 4,042,506.37 : x
  2. Step 2: Convert to fraction form
    7,140,062.94/9,853,185.96 = 4,042,506.37/x
  3. Step 3: Cross multiply
    7,140,062.94x = 9,853,185.96 × 4,042,506.37
  4. Step 4: Simplify right side
    7,140,062.94x = 39,831,567,008,094.57
  5. Step 5: Solve for x
    x = 39,831,567,008,094.57/7,140,062.94
  6. Step 6: Final answer
    x = 5,578,601.67

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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.