Home / 19,173,611.20-28,760,416.80-17,083,422.40

Finding the Fourth Proportional to 19,173,611.20, 28,760,416.80 and 17,083,422.40

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Solution

The fourth proportional to 19,173,611.20, 28,760,416.80 and 17,083,422.40 is: 25,625,133.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,173,611.20 : 28,760,416.80 = 17,083,422.40 : x
  2. Step 2: Convert to fraction form
    19,173,611.20/28,760,416.80 = 17,083,422.40/x
  3. Step 3: Cross multiply
    19,173,611.20x = 28,760,416.80 × 17,083,422.40
  4. Step 4: Simplify right side
    19,173,611.20x = 491,326,348,594,456.31
  5. Step 5: Solve for x
    x = 491,326,348,594,456.31/19,173,611.20
  6. Step 6: Final answer
    x = 25,625,133.60

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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.