Finding the Fourth Proportional to 8,905,272.18, 12,289,299.24 and 4,830,891.18
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Solution
The fourth proportional to 8,905,272.18, 12,289,299.24 and 4,830,891.18 is: 6,666,642.65
Step by Step Solution
- Step 1: Write the proportion equation
8,905,272.18 : 12,289,299.24 = 4,830,891.18 : x - Step 2: Convert to fraction form
8,905,272.18/12,289,299.24 = 4,830,891.18/x - Step 3: Cross multiply
8,905,272.18x = 12,289,299.24 × 4,830,891.18 - Step 4: Simplify right side
8,905,272.18x = 59,368,267,306,896.70 - Step 5: Solve for x
x = 59,368,267,306,896.70/8,905,272.18 - Step 6: Final answer
x = 6,666,642.65
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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.