Finding the Fourth Proportional to 43,144,512.84, 64,717,013.40 and 14,390,569.44
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Solution
The fourth proportional to 43,144,512.84, 64,717,013.40 and 14,390,569.44 is: 21,585,935.59
Step by Step Solution
- Step 1: Write the proportion equation
43,144,512.84 : 64,717,013.40 = 14,390,569.44 : x - Step 2: Convert to fraction form
43,144,512.84/64,717,013.40 = 14,390,569.44/x - Step 3: Cross multiply
43,144,512.84x = 64,717,013.40 × 14,390,569.44 - Step 4: Simplify right side
43,144,512.84x = 931,314,675,282,110.50 - Step 5: Solve for x
x = 931,314,675,282,110.50/43,144,512.84 - Step 6: Final answer
x = 21,585,935.59
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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.