Finding the Fourth Proportional to 12,292,536.84, 18,434,476.08 and 4,092,952.56
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Solution
The fourth proportional to 12,292,536.84, 18,434,476.08 and 4,092,952.56 is: 6,137,987.39
Step by Step Solution
- Step 1: Write the proportion equation
12,292,536.84 : 18,434,476.08 = 4,092,952.56 : x - Step 2: Convert to fraction form
12,292,536.84/18,434,476.08 = 4,092,952.56/x - Step 3: Cross multiply
12,292,536.84x = 18,434,476.08 × 4,092,952.56 - Step 4: Simplify right side
12,292,536.84x = 75,451,436,063,894.77 - Step 5: Solve for x
x = 75,451,436,063,894.77/12,292,536.84 - Step 6: Final answer
x = 6,137,987.39
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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.