Finding the Fourth Proportional to 9,176,479.26, 12,663,251.55 and 5,046,497.70
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Solution
The fourth proportional to 9,176,479.26, 12,663,251.55 and 5,046,497.70 is: 6,964,007.44
Step by Step Solution
- Step 1: Write the proportion equation
9,176,479.26 : 12,663,251.55 = 5,046,497.70 : x - Step 2: Convert to fraction form
9,176,479.26/12,663,251.55 = 5,046,497.70/x - Step 3: Cross multiply
9,176,479.26x = 12,663,251.55 × 5,046,497.70 - Step 4: Simplify right side
9,176,479.26x = 63,905,069,821,596.44 - Step 5: Solve for x
x = 63,905,069,821,596.44/9,176,479.26 - Step 6: Final answer
x = 6,964,007.44
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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.