Finding the Fourth Proportional to 11,778,825.47, 17,668,459.62 and 3,691,622.03
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Solution
The fourth proportional to 11,778,825.47, 17,668,459.62 and 3,691,622.03 is: 5,537,502.43
Step by Step Solution
- Step 1: Write the proportion equation
11,778,825.47 : 17,668,459.62 = 3,691,622.03 : x - Step 2: Convert to fraction form
11,778,825.47/17,668,459.62 = 3,691,622.03/x - Step 3: Cross multiply
11,778,825.47x = 17,668,459.62 × 3,691,622.03 - Step 4: Simplify right side
11,778,825.47x = 65,225,274,681,015.13 - Step 5: Solve for x
x = 65,225,274,681,015.13/11,778,825.47 - Step 6: Final answer
x = 5,537,502.43
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.