Finding the Fourth Proportional to 10,691,971.19, 14,754,830.53 and 6,046,668.38
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Solution
The fourth proportional to 10,691,971.19, 14,754,830.53 and 6,046,668.38 is: 8,344,351.62
Step by Step Solution
- Step 1: Write the proportion equation
10,691,971.19 : 14,754,830.53 = 6,046,668.38 : x - Step 2: Convert to fraction form
10,691,971.19/14,754,830.53 = 6,046,668.38/x - Step 3: Cross multiply
10,691,971.19x = 14,754,830.53 × 6,046,668.38 - Step 4: Simplify right side
10,691,971.19x = 89,217,567,151,112.34 - Step 5: Solve for x
x = 89,217,567,151,112.34/10,691,971.19 - Step 6: Final answer
x = 8,344,351.62
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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.