Home / 5,450,033.45-7,522,135.22-3,128,495.36

Finding the Fourth Proportional to 5,450,033.45, 7,522,135.22 and 3,128,495.36

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Solution

The fourth proportional to 5,450,033.45, 7,522,135.22 and 3,128,495.36 is: 4,317,948.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,450,033.45 : 7,522,135.22 = 3,128,495.36 : x
  2. Step 2: Convert to fraction form
    5,450,033.45/7,522,135.22 = 3,128,495.36/x
  3. Step 3: Cross multiply
    5,450,033.45x = 7,522,135.22 × 3,128,495.36
  4. Step 4: Simplify right side
    5,450,033.45x = 23,532,965,159,689.16
  5. Step 5: Solve for x
    x = 23,532,965,159,689.16/5,450,033.45
  6. Step 6: Final answer
    x = 4,317,948.76

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1.5x scale

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.