Finding the Fourth Proportional to 27,043,067.48, 37,319,465.93 and 14,653,151.12
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Solution
The fourth proportional to 27,043,067.48, 37,319,465.93 and 14,653,151.12 is: 20,221,366.33
Step by Step Solution
- Step 1: Write the proportion equation
27,043,067.48 : 37,319,465.93 = 14,653,151.12 : x - Step 2: Convert to fraction form
27,043,067.48/37,319,465.93 = 14,653,151.12/x - Step 3: Cross multiply
27,043,067.48x = 37,319,465.93 × 14,653,151.12 - Step 4: Simplify right side
27,043,067.48x = 546,847,774,010,014.25 - Step 5: Solve for x
x = 546,847,774,010,014.25/27,043,067.48 - Step 6: Final answer
x = 20,221,366.33
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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.