Finding the Fourth Proportional to 27,144,691.84, 37,458,726.08 and 14,921,461.12
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Solution
The fourth proportional to 27,144,691.84, 37,458,726.08 and 14,921,461.12 is: 20,591,094.87
Step by Step Solution
- Step 1: Write the proportion equation
27,144,691.84 : 37,458,726.08 = 14,921,461.12 : x - Step 2: Convert to fraction form
27,144,691.84/37,458,726.08 = 14,921,461.12/x - Step 3: Cross multiply
27,144,691.84x = 37,458,726.08 × 14,921,461.12 - Step 4: Simplify right side
27,144,691.84x = 558,938,924,807,449.94 - Step 5: Solve for x
x = 558,938,924,807,449.94/27,144,691.84 - Step 6: Final answer
x = 20,591,094.87
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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.