Finding the Fourth Proportional to 10,672,110.84, 14,727,509.84 and 5,777,329.30
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Solution
The fourth proportional to 10,672,110.84, 14,727,509.84 and 5,777,329.30 is: 7,972,712.75
Step by Step Solution
- Step 1: Write the proportion equation
10,672,110.84 : 14,727,509.84 = 5,777,329.30 : x - Step 2: Convert to fraction form
10,672,110.84/14,727,509.84 = 5,777,329.30/x - Step 3: Cross multiply
10,672,110.84x = 14,727,509.84 × 5,777,329.30 - Step 4: Simplify right side
10,672,110.84x = 85,085,674,114,670.31 - Step 5: Solve for x
x = 85,085,674,114,670.31/10,672,110.84 - Step 6: Final answer
x = 7,972,712.75
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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.