Home / 15,294,401.56-21,106,792.15-8,325,333.33

Finding the Fourth Proportional to 15,294,401.56, 21,106,792.15 and 8,325,333.33

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Solution

The fourth proportional to 15,294,401.56, 21,106,792.15 and 8,325,333.33 is: 11,489,241.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,294,401.56 : 21,106,792.15 = 8,325,333.33 : x
  2. Step 2: Convert to fraction form
    15,294,401.56/21,106,792.15 = 8,325,333.33/x
  3. Step 3: Cross multiply
    15,294,401.56x = 21,106,792.15 × 8,325,333.33
  4. Step 4: Simplify right side
    15,294,401.56x = 175,721,080,134,150.69
  5. Step 5: Solve for x
    x = 175,721,080,134,150.69/15,294,401.56
  6. Step 6: Final answer
    x = 11,489,241.96

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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.