Finding the Fourth Proportional to 14,447,707.70, 19,937,074.62 and 8,251,536.26
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Solution
The fourth proportional to 14,447,707.70, 19,937,074.62 and 8,251,536.26 is: 11,386,684.83
Step by Step Solution
- Step 1: Write the proportion equation
14,447,707.70 : 19,937,074.62 = 8,251,536.26 : x - Step 2: Convert to fraction form
14,447,707.70/19,937,074.62 = 8,251,536.26/x - Step 3: Cross multiply
14,447,707.70x = 19,937,074.62 × 8,251,536.26 - Step 4: Simplify right side
14,447,707.70x = 164,511,494,145,255.72 - Step 5: Solve for x
x = 164,511,494,145,255.72/14,447,707.70 - Step 6: Final answer
x = 11,386,684.83
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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.