Home / 12,768,067.60-19,152,101.40-11,592,336.40

Finding the Fourth Proportional to 12,768,067.60, 19,152,101.40 and 11,592,336.40

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Solution

The fourth proportional to 12,768,067.60, 19,152,101.40 and 11,592,336.40 is: 17,388,504.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,768,067.60 : 19,152,101.40 = 11,592,336.40 : x
  2. Step 2: Convert to fraction form
    12,768,067.60/19,152,101.40 = 11,592,336.40/x
  3. Step 3: Cross multiply
    12,768,067.60x = 19,152,101.40 × 11,592,336.40
  4. Step 4: Simplify right side
    12,768,067.60x = 222,017,602,195,710.94
  5. Step 5: Solve for x
    x = 222,017,602,195,710.94/12,768,067.60
  6. Step 6: Final answer
    x = 17,388,504.60

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Similar ratio
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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.