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Finding the Fourth Proportional to 14,580,880.17, 20,121,224.09 and 8,054,369.16

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Solution

The fourth proportional to 14,580,880.17, 20,121,224.09 and 8,054,369.16 is: 11,114,813.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,580,880.17 : 20,121,224.09 = 8,054,369.16 : x
  2. Step 2: Convert to fraction form
    14,580,880.17/20,121,224.09 = 8,054,369.16/x
  3. Step 3: Cross multiply
    14,580,880.17x = 20,121,224.09 × 8,054,369.16
  4. Step 4: Simplify right side
    14,580,880.17x = 162,063,766,731,673.22
  5. Step 5: Solve for x
    x = 162,063,766,731,673.22/14,580,880.17
  6. Step 6: Final answer
    x = 11,114,813.70

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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.