Finding the Fourth Proportional to 8,645,967.54, 11,931,414.62 and 4,924,797.98
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Solution
The fourth proportional to 8,645,967.54, 11,931,414.62 and 4,924,797.98 is: 6,796,209.48
Step by Step Solution
- Step 1: Write the proportion equation
8,645,967.54 : 11,931,414.62 = 4,924,797.98 : x - Step 2: Convert to fraction form
8,645,967.54/11,931,414.62 = 4,924,797.98/x - Step 3: Cross multiply
8,645,967.54x = 11,931,414.62 × 4,924,797.98 - Step 4: Simplify right side
8,645,967.54x = 58,759,806,605,951.38 - Step 5: Solve for x
x = 58,759,806,605,951.38/8,645,967.54 - Step 6: Final answer
x = 6,796,209.48
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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.