Finding the Fourth Proportional to 52,045,677.84, 71,823,460.68 and 28,841,192.40
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Solution
The fourth proportional to 52,045,677.84, 71,823,460.68 and 28,841,192.40 is: 39,801,081.17
Step by Step Solution
- Step 1: Write the proportion equation
52,045,677.84 : 71,823,460.68 = 28,841,192.40 : x - Step 2: Convert to fraction form
52,045,677.84/71,823,460.68 = 28,841,192.40/x - Step 3: Cross multiply
52,045,677.84x = 71,823,460.68 × 28,841,192.40 - Step 4: Simplify right side
52,045,677.84x = 2,071,474,248,305,715 - Step 5: Solve for x
x = 2,071,474,248,305,715/52,045,677.84 - Step 6: Final answer
x = 39,801,081.17
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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.