Home / 15,542,481.34-21,448,967.49-8,573,370.67

Finding the Fourth Proportional to 15,542,481.34, 21,448,967.49 and 8,573,370.67

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Solution

The fourth proportional to 15,542,481.34, 21,448,967.49 and 8,573,370.67 is: 11,831,440.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,542,481.34 : 21,448,967.49 = 8,573,370.67 : x
  2. Step 2: Convert to fraction form
    15,542,481.34/21,448,967.49 = 8,573,370.67/x
  3. Step 3: Cross multiply
    15,542,481.34x = 21,448,967.49 × 8,573,370.67
  4. Step 4: Simplify right side
    15,542,481.34x = 183,889,948,630,437.81
  5. Step 5: Solve for x
    x = 183,889,948,630,437.81/15,542,481.34
  6. Step 6: Final answer
    x = 11,831,440.85

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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.