Home / 14,906,880.01-20,571,370.63-8,380,538.47

Finding the Fourth Proportional to 14,906,880.01, 20,571,370.63 and 8,380,538.47

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Solution

The fourth proportional to 14,906,880.01, 20,571,370.63 and 8,380,538.47 is: 11,565,073.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,906,880.01 : 20,571,370.63 = 8,380,538.47 : x
  2. Step 2: Convert to fraction form
    14,906,880.01/20,571,370.63 = 8,380,538.47/x
  3. Step 3: Cross multiply
    14,906,880.01x = 20,571,370.63 × 8,380,538.47
  4. Step 4: Simplify right side
    14,906,880.01x = 172,399,162,945,343.12
  5. Step 5: Solve for x
    x = 172,399,162,945,343.12/14,906,880.01
  6. Step 6: Final answer
    x = 11,565,073.50

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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.