Finding the Fourth Proportional to 71,758,536.62, 107,679,580.28 and 30,256,809.62
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Solution
The fourth proportional to 71,758,536.62, 107,679,580.28 and 30,256,809.62 is: 45,402,828.90
Step by Step Solution
- Step 1: Write the proportion equation
71,758,536.62 : 107,679,580.28 = 30,256,809.62 : x - Step 2: Convert to fraction form
71,758,536.62/107,679,580.28 = 30,256,809.62/x - Step 3: Cross multiply
71,758,536.62x = 107,679,580.28 × 30,256,809.62 - Step 4: Simplify right side
71,758,536.62x = 3,258,040,560,493,466.50 - Step 5: Solve for x
x = 3,258,040,560,493,466.50/71,758,536.62 - Step 6: Final answer
x = 45,402,828.90
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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.