Finding the Fourth Proportional to 22,804,045.68, 31,473,639 and 13,637,696.88
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Solution
The fourth proportional to 22,804,045.68, 31,473,639 and 13,637,696.88 is: 18,822,447.32
Step by Step Solution
- Step 1: Write the proportion equation
22,804,045.68 : 31,473,639 = 13,637,696.88 : x - Step 2: Convert to fraction form
22,804,045.68/31,473,639 = 13,637,696.88/x - Step 3: Cross multiply
22,804,045.68x = 31,473,639 × 13,637,696.88 - Step 4: Simplify right side
22,804,045.68x = 429,227,948,392,546.38 - Step 5: Solve for x
x = 429,227,948,392,546.38/22,804,045.68 - Step 6: Final answer
x = 18,822,447.32
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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.