Finding the Fourth Proportional to 20,056,602.64, 30,102,082.80 and 19,905,634
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Solution
The fourth proportional to 20,056,602.64, 30,102,082.80 and 19,905,634 is: 29,875,500.53
Step by Step Solution
- Step 1: Write the proportion equation
20,056,602.64 : 30,102,082.80 = 19,905,634 : x - Step 2: Convert to fraction form
20,056,602.64/30,102,082.80 = 19,905,634/x - Step 3: Cross multiply
20,056,602.64x = 30,102,082.80 × 19,905,634 - Step 4: Simplify right side
20,056,602.64x = 599,201,042,854,495.25 - Step 5: Solve for x
x = 599,201,042,854,495.25/20,056,602.64 - Step 6: Final answer
x = 29,875,500.53
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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.