Finding the Fourth Proportional to 12,772,708.24, 17,626,331.62 and 6,971,489.44
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Solution
The fourth proportional to 12,772,708.24, 17,626,331.62 and 6,971,489.44 is: 9,620,652.29
Step by Step Solution
- Step 1: Write the proportion equation
12,772,708.24 : 17,626,331.62 = 6,971,489.44 : x - Step 2: Convert to fraction form
12,772,708.24/17,626,331.62 = 6,971,489.44/x - Step 3: Cross multiply
12,772,708.24x = 17,626,331.62 × 6,971,489.44 - Step 4: Simplify right side
12,772,708.24x = 122,881,784,754,768.11 - Step 5: Solve for x
x = 122,881,784,754,768.11/12,772,708.24 - Step 6: Final answer
x = 9,620,652.29
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.