Finding the Fourth Proportional to 26,492,557.20, 39,644,357.40 and 18,367,414.80
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Solution
The fourth proportional to 26,492,557.20, 39,644,357.40 and 18,367,414.80 is: 27,485,619.88
Step by Step Solution
- Step 1: Write the proportion equation
26,492,557.20 : 39,644,357.40 = 18,367,414.80 : x - Step 2: Convert to fraction form
26,492,557.20/39,644,357.40 = 18,367,414.80/x - Step 3: Cross multiply
26,492,557.20x = 39,644,357.40 × 18,367,414.80 - Step 4: Simplify right side
26,492,557.20x = 728,164,356,845,249.50 - Step 5: Solve for x
x = 728,164,356,845,249.50/26,492,557.20 - Step 6: Final answer
x = 27,485,619.88
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.