Finding the Fourth Proportional to 11,772,729.30, 16,246,281.33 and 6,545,696.97
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Solution
The fourth proportional to 11,772,729.30, 16,246,281.33 and 6,545,696.97 is: 9,033,014.50
Step by Step Solution
- Step 1: Write the proportion equation
11,772,729.30 : 16,246,281.33 = 6,545,696.97 : x - Step 2: Convert to fraction form
11,772,729.30/16,246,281.33 = 6,545,696.97/x - Step 3: Cross multiply
11,772,729.30x = 16,246,281.33 × 6,545,696.97 - Step 4: Simplify right side
11,772,729.30x = 106,343,234,475,548.56 - Step 5: Solve for x
x = 106,343,234,475,548.56/11,772,729.30 - Step 6: Final answer
x = 9,033,014.50
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1.5x scale
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.