Home / 13,562,261.20-18,716,266.92-7,450,843.60

Finding the Fourth Proportional to 13,562,261.20, 18,716,266.92 and 7,450,843.60

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Solution

The fourth proportional to 13,562,261.20, 18,716,266.92 and 7,450,843.60 is: 10,282,354.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,562,261.20 : 18,716,266.92 = 7,450,843.60 : x
  2. Step 2: Convert to fraction form
    13,562,261.20/18,716,266.92 = 7,450,843.60/x
  3. Step 3: Cross multiply
    13,562,261.20x = 18,716,266.92 × 7,450,843.60
  4. Step 4: Simplify right side
    13,562,261.20x = 139,451,977,596,773.72
  5. Step 5: Solve for x
    x = 139,451,977,596,773.72/13,562,261.20
  6. Step 6: Final answer
    x = 10,282,354.51

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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.