Finding the Fourth Proportional to 14,095,207.70, 19,690,775.50 and 14,095,207.70
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Solution
The fourth proportional to 14,095,207.70, 19,690,775.50 and 14,095,207.70 is: 19,690,775.50
Step by Step Solution
- Step 1: Write the proportion equation
14,095,207.70 : 19,690,775.50 = 14,095,207.70 : x - Step 2: Convert to fraction form
14,095,207.70/19,690,775.50 = 14,095,207.70/x - Step 3: Cross multiply
14,095,207.70x = 19,690,775.50 × 14,095,207.70 - Step 4: Simplify right side
14,095,207.70x = 277,545,570,446,571.34 - Step 5: Solve for x
x = 277,545,570,446,571.34/14,095,207.70 - Step 6: Final answer
x = 19,690,775.50
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Why These Related Problems?
These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.