Finding the Fourth Proportional to 15,180,294.80, 22,770,424.36 and 4,945,137.84
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Solution
The fourth proportional to 15,180,294.80, 22,770,424.36 and 4,945,137.84 is: 7,417,700.95
Step by Step Solution
- Step 1: Write the proportion equation
15,180,294.80 : 22,770,424.36 = 4,945,137.84 : x - Step 2: Convert to fraction form
15,180,294.80/22,770,424.36 = 4,945,137.84/x - Step 3: Cross multiply
15,180,294.80x = 22,770,424.36 × 4,945,137.84 - Step 4: Simplify right side
15,180,294.80x = 112,602,887,110,768.09 - Step 5: Solve for x
x = 112,602,887,110,768.09/15,180,294.80 - Step 6: Final answer
x = 7,417,700.95
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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.