Finding the Fourth Proportional to 14,170,970.94, 21,259,829.35 and 4,586,349.48
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Solution
The fourth proportional to 14,170,970.94, 21,259,829.35 and 4,586,349.48 is: 6,880,615.85
Step by Step Solution
- Step 1: Write the proportion equation
14,170,970.94 : 21,259,829.35 = 4,586,349.48 : x - Step 2: Convert to fraction form
14,170,970.94/21,259,829.35 = 4,586,349.48/x - Step 3: Cross multiply
14,170,970.94x = 21,259,829.35 × 4,586,349.48 - Step 4: Simplify right side
14,170,970.94x = 97,505,007,272,795.38 - Step 5: Solve for x
x = 97,505,007,272,795.38/14,170,970.94 - Step 6: Final answer
x = 6,880,615.85
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.