Home / 9,636,540-13,301,402.58-6,198,781.34

Finding the Fourth Proportional to 9,636,540, 13,301,402.58 and 6,198,781.34

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Solution

The fourth proportional to 9,636,540, 13,301,402.58 and 6,198,781.34 is: 8,556,233.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,636,540 : 13,301,402.58 = 6,198,781.34 : x
  2. Step 2: Convert to fraction form
    9,636,540/13,301,402.58 = 6,198,781.34/x
  3. Step 3: Cross multiply
    9,636,540x = 13,301,402.58 × 6,198,781.34
  4. Step 4: Simplify right side
    9,636,540x = 82,452,486,042,224.84
  5. Step 5: Solve for x
    x = 82,452,486,042,224.84/9,636,540
  6. Step 6: Final answer
    x = 8,556,233.47

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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.