Home / 19,414,855.20-29,122,282.80-19,036,941.60

Finding the Fourth Proportional to 19,414,855.20, 29,122,282.80 and 19,036,941.60

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Solution

The fourth proportional to 19,414,855.20, 29,122,282.80 and 19,036,941.60 is: 28,555,412.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,414,855.20 : 29,122,282.80 = 19,036,941.60 : x
  2. Step 2: Convert to fraction form
    19,414,855.20/29,122,282.80 = 19,036,941.60/x
  3. Step 3: Cross multiply
    19,414,855.20x = 29,122,282.80 × 19,036,941.60
  4. Step 4: Simplify right side
    19,414,855.20x = 554,399,196,922,284.56
  5. Step 5: Solve for x
    x = 554,399,196,922,284.56/19,414,855.20
  6. Step 6: Final answer
    x = 28,555,412.40

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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.