Finding the Fourth Proportional to 14,090,914.74, 19,445,465.16 and 8,584,289.40
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Solution
The fourth proportional to 14,090,914.74, 19,445,465.16 and 8,584,289.40 is: 11,846,321.09
Step by Step Solution
- Step 1: Write the proportion equation
14,090,914.74 : 19,445,465.16 = 8,584,289.40 : x - Step 2: Convert to fraction form
14,090,914.74/19,445,465.16 = 8,584,289.40/x - Step 3: Cross multiply
14,090,914.74x = 19,445,465.16 × 8,584,289.40 - Step 4: Simplify right side
14,090,914.74x = 166,925,500,451,057.31 - Step 5: Solve for x
x = 166,925,500,451,057.31/14,090,914.74 - Step 6: Final answer
x = 11,846,321.09
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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.