Finding the Fourth Proportional to 17,965,536.30, 26,948,304.45 and 7,177,502.70
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Solution
The fourth proportional to 17,965,536.30, 26,948,304.45 and 7,177,502.70 is: 10,766,254.05
Step by Step Solution
- Step 1: Write the proportion equation
17,965,536.30 : 26,948,304.45 = 7,177,502.70 : x - Step 2: Convert to fraction form
17,965,536.30/26,948,304.45 = 7,177,502.70/x - Step 3: Cross multiply
17,965,536.30x = 26,948,304.45 × 7,177,502.70 - Step 4: Simplify right side
17,965,536.30x = 193,421,527,950,297 - Step 5: Solve for x
x = 193,421,527,950,297/17,965,536.30 - Step 6: Final answer
x = 10,766,254.05
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.