Home / 19,150,395.80-28,728,218.10-6,369,567.80

Finding the Fourth Proportional to 19,150,395.80, 28,728,218.10 and 6,369,567.80

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Solution

The fourth proportional to 19,150,395.80, 28,728,218.10 and 6,369,567.80 is: 9,555,224.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,150,395.80 : 28,728,218.10 = 6,369,567.80 : x
  2. Step 2: Convert to fraction form
    19,150,395.80/28,728,218.10 = 6,369,567.80/x
  3. Step 3: Cross multiply
    19,150,395.80x = 28,728,218.10 × 6,369,567.80
  4. Step 4: Simplify right side
    19,150,395.80x = 182,986,332,961,137.19
  5. Step 5: Solve for x
    x = 182,986,332,961,137.19/19,150,395.80
  6. Step 6: Final answer
    x = 9,555,224.60

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1.5x scale

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.