Home / 7,202,453.64-9,939,014.46-3,938,633.16

Finding the Fourth Proportional to 7,202,453.64, 9,939,014.46 and 3,938,633.16

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Solution

The fourth proportional to 7,202,453.64, 9,939,014.46 and 3,938,633.16 is: 5,435,110.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,202,453.64 : 9,939,014.46 = 3,938,633.16 : x
  2. Step 2: Convert to fraction form
    7,202,453.64/9,939,014.46 = 3,938,633.16/x
  3. Step 3: Cross multiply
    7,202,453.64x = 9,939,014.46 × 3,938,633.16
  4. Step 4: Simplify right side
    7,202,453.64x = 39,146,131,929,875.50
  5. Step 5: Solve for x
    x = 39,146,131,929,875.50/7,202,453.64
  6. Step 6: Final answer
    x = 5,435,110.57

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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.