Finding the Fourth Proportional to 10,747,841.44, 14,831,349.34 and 5,918,945.44
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Solution
The fourth proportional to 10,747,841.44, 14,831,349.34 and 5,918,945.44 is: 8,167,774.71
Step by Step Solution
- Step 1: Write the proportion equation
10,747,841.44 : 14,831,349.34 = 5,918,945.44 : x - Step 2: Convert to fraction form
10,747,841.44/14,831,349.34 = 5,918,945.44/x - Step 3: Cross multiply
10,747,841.44x = 14,831,349.34 × 5,918,945.44 - Step 4: Simplify right side
10,747,841.44x = 87,785,947,459,827.73 - Step 5: Solve for x
x = 87,785,947,459,827.73/10,747,841.44 - Step 6: Final answer
x = 8,167,774.71
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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.