Home / 7,189,888.55-10,763,903.21-3,770,065.71

Finding the Fourth Proportional to 7,189,888.55, 10,763,903.21 and 3,770,065.71

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Solution

The fourth proportional to 7,189,888.55, 10,763,903.21 and 3,770,065.71 is: 5,644,123.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,189,888.55 : 10,763,903.21 = 3,770,065.71 : x
  2. Step 2: Convert to fraction form
    7,189,888.55/10,763,903.21 = 3,770,065.71/x
  3. Step 3: Cross multiply
    7,189,888.55x = 10,763,903.21 × 3,770,065.71
  4. Step 4: Simplify right side
    7,189,888.55x = 40,580,622,378,929.60
  5. Step 5: Solve for x
    x = 40,580,622,378,929.60/7,189,888.55
  6. Step 6: Final answer
    x = 5,644,123.98

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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.