Finding the Fourth Proportional to 8,912,216.26, 13,368,379.74 and 3,153,696.28
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Solution
The fourth proportional to 8,912,216.26, 13,368,379.74 and 3,153,696.28 is: 4,730,564.01
Step by Step Solution
- Step 1: Write the proportion equation
8,912,216.26 : 13,368,379.74 = 3,153,696.28 : x - Step 2: Convert to fraction form
8,912,216.26/13,368,379.74 = 3,153,696.28/x - Step 3: Cross multiply
8,912,216.26x = 13,368,379.74 × 3,153,696.28 - Step 4: Simplify right side
8,912,216.26x = 42,159,809,455,665.37 - Step 5: Solve for x
x = 42,159,809,455,665.37/8,912,216.26 - Step 6: Final answer
x = 4,730,564.01
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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.