Finding the Fourth Proportional to 14,273,783.53, 19,697,293.53 and 7,747,273.87
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Solution
The fourth proportional to 14,273,783.53, 19,697,293.53 and 7,747,273.87 is: 10,690,951.50
Step by Step Solution
- Step 1: Write the proportion equation
14,273,783.53 : 19,697,293.53 = 7,747,273.87 : x - Step 2: Convert to fraction form
14,273,783.53/19,697,293.53 = 7,747,273.87/x - Step 3: Cross multiply
14,273,783.53x = 19,697,293.53 × 7,747,273.87 - Step 4: Simplify right side
14,273,783.53x = 152,600,327,425,445.84 - Step 5: Solve for x
x = 152,600,327,425,445.84/14,273,783.53 - Step 6: Final answer
x = 10,690,951.50
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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.