Home / 17,743,458.80-26,615,188.20-12,893,567.60

Finding the Fourth Proportional to 17,743,458.80, 26,615,188.20 and 12,893,567.60

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Solution

The fourth proportional to 17,743,458.80, 26,615,188.20 and 12,893,567.60 is: 19,340,351.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,743,458.80 : 26,615,188.20 = 12,893,567.60 : x
  2. Step 2: Convert to fraction form
    17,743,458.80/26,615,188.20 = 12,893,567.60/x
  3. Step 3: Cross multiply
    17,743,458.80x = 26,615,188.20 × 12,893,567.60
  4. Step 4: Simplify right side
    17,743,458.80x = 343,164,728,243,422.31
  5. Step 5: Solve for x
    x = 343,164,728,243,422.31/17,743,458.80
  6. Step 6: Final answer
    x = 19,340,351.40

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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.