Home / 19,557,365.76-26,987,856-11,826,671.04

Finding the Fourth Proportional to 19,557,365.76, 26,987,856 and 11,826,671.04

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Solution

The fourth proportional to 19,557,365.76, 26,987,856 and 11,826,671.04 is: 16,320,014.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,557,365.76 : 26,987,856 = 11,826,671.04 : x
  2. Step 2: Convert to fraction form
    19,557,365.76/26,987,856 = 11,826,671.04/x
  3. Step 3: Cross multiply
    19,557,365.76x = 26,987,856 × 11,826,671.04
  4. Step 4: Simplify right side
    19,557,365.76x = 319,176,494,986,890.19
  5. Step 5: Solve for x
    x = 319,176,494,986,890.19/19,557,365.76
  6. Step 6: Final answer
    x = 16,320,014.61

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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.