Home / 17,440,042.40-26,164,729.20-12,401,194.40

Finding the Fourth Proportional to 17,440,042.40, 26,164,729.20 and 12,401,194.40

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Solution

The fourth proportional to 17,440,042.40, 26,164,729.20 and 12,401,194.40 is: 18,605,109.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,440,042.40 : 26,164,729.20 = 12,401,194.40 : x
  2. Step 2: Convert to fraction form
    17,440,042.40/26,164,729.20 = 12,401,194.40/x
  3. Step 3: Cross multiply
    17,440,042.40x = 26,164,729.20 × 12,401,194.40
  4. Step 4: Simplify right side
    17,440,042.40x = 324,473,893,232,556.50
  5. Step 5: Solve for x
    x = 324,473,893,232,556.50/17,440,042.40
  6. Step 6: Final answer
    x = 18,605,109.20

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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.