Finding the Fourth Proportional to 18,897,655.88, 26,064,841.89 and 14,251,636.71
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Solution
The fourth proportional to 18,897,655.88, 26,064,841.89 and 14,251,636.71 is: 19,656,758.48
Step by Step Solution
- Step 1: Write the proportion equation
18,897,655.88 : 26,064,841.89 = 14,251,636.71 : x - Step 2: Convert to fraction form
18,897,655.88/26,064,841.89 = 14,251,636.71/x - Step 3: Cross multiply
18,897,655.88x = 26,064,841.89 × 14,251,636.71 - Step 4: Simplify right side
18,897,655.88x = 371,466,657,519,869.81 - Step 5: Solve for x
x = 371,466,657,519,869.81/18,897,655.88 - Step 6: Final answer
x = 19,656,758.48
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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.