Finding the Fourth Proportional to 93,745,149.28, 129,369,340.75 and 51,929,855.08
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Solution
The fourth proportional to 93,745,149.28, 129,369,340.75 and 51,929,855.08 is: 71,663,773.20
Step by Step Solution
- Step 1: Write the proportion equation
93,745,149.28 : 129,369,340.75 = 51,929,855.08 : x - Step 2: Convert to fraction form
93,745,149.28/129,369,340.75 = 51,929,855.08/x - Step 3: Cross multiply
93,745,149.28x = 129,369,340.75 × 51,929,855.08 - Step 4: Simplify right side
93,745,149.28x = 6,718,131,116,942,638 - Step 5: Solve for x
x = 6,718,131,116,942,638/93,745,149.28 - Step 6: Final answer
x = 71,663,773.20
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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.