Finding the Fourth Proportional to 14,440,059.54, 19,927,310.38 and 7,913,931.26
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Solution
The fourth proportional to 14,440,059.54, 19,927,310.38 and 7,913,931.26 is: 10,921,240.59
Step by Step Solution
- Step 1: Write the proportion equation
14,440,059.54 : 19,927,310.38 = 7,913,931.26 : x - Step 2: Convert to fraction form
14,440,059.54/19,927,310.38 = 7,913,931.26/x - Step 3: Cross multiply
14,440,059.54x = 19,927,310.38 × 7,913,931.26 - Step 4: Simplify right side
14,440,059.54x = 157,703,364,424,583.09 - Step 5: Solve for x
x = 157,703,364,424,583.09/14,440,059.54 - Step 6: Final answer
x = 10,921,240.59
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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.