Finding the Fourth Proportional to 35,154,431.67, 48,513,503.73 and 19,473,696.35
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Solution
The fourth proportional to 35,154,431.67, 48,513,503.73 and 19,473,696.35 is: 26,873,915.90
Step by Step Solution
- Step 1: Write the proportion equation
35,154,431.67 : 48,513,503.73 = 19,473,696.35 : x - Step 2: Convert to fraction form
35,154,431.67/48,513,503.73 = 19,473,696.35/x - Step 3: Cross multiply
35,154,431.67x = 48,513,503.73 × 19,473,696.35 - Step 4: Simplify right side
35,154,431.67x = 944,737,240,172,676.38 - Step 5: Solve for x
x = 944,737,240,172,676.38/35,154,431.67 - Step 6: Final answer
x = 26,873,915.90
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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.