Finding the Fourth Proportional to 9,367,109.32, 12,926,442.36 and 5,292,640.84
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Solution
The fourth proportional to 9,367,109.32, 12,926,442.36 and 5,292,640.84 is: 7,303,749.15
Step by Step Solution
- Step 1: Write the proportion equation
9,367,109.32 : 12,926,442.36 = 5,292,640.84 : x - Step 2: Convert to fraction form
9,367,109.32/12,926,442.36 = 5,292,640.84/x - Step 3: Cross multiply
9,367,109.32x = 12,926,442.36 × 5,292,640.84 - Step 4: Simplify right side
9,367,109.32x = 68,415,016,750,441.98 - Step 5: Solve for x
x = 68,415,016,750,441.98/9,367,109.32 - Step 6: Final answer
x = 7,303,749.15
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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.