Finding the Fourth Proportional to 36,012,067.58, 49,696,655.68 and 19,714,543.58
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Solution
The fourth proportional to 36,012,067.58, 49,696,655.68 and 19,714,543.58 is: 27,206,071.46
Step by Step Solution
- Step 1: Write the proportion equation
36,012,067.58 : 49,696,655.68 = 19,714,543.58 : x - Step 2: Convert to fraction form
36,012,067.58/49,696,655.68 = 19,714,543.58/x - Step 3: Cross multiply
36,012,067.58x = 49,696,655.68 × 19,714,543.58 - Step 4: Simplify right side
36,012,067.58x = 979,746,884,183,614.50 - Step 5: Solve for x
x = 979,746,884,183,614.50/36,012,067.58 - Step 6: Final answer
x = 27,206,071.46
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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.