Finding the Fourth Proportional to 10,397,139.40, 14,347,089.49 and 5,750,824.44
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Solution
The fourth proportional to 10,397,139.40, 14,347,089.49 and 5,750,824.44 is: 7,935,605.14
Step by Step Solution
- Step 1: Write the proportion equation
10,397,139.40 : 14,347,089.49 = 5,750,824.44 : x - Step 2: Convert to fraction form
10,397,139.40/14,347,089.49 = 5,750,824.44/x - Step 3: Cross multiply
10,397,139.40x = 14,347,089.49 × 5,750,824.44 - Step 4: Simplify right side
10,397,139.40x = 82,507,592,881,959.14 - Step 5: Solve for x
x = 82,507,592,881,959.14/10,397,139.40 - Step 6: Final answer
x = 7,935,605.14
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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.