Finding the Fourth Proportional to 45,292,979.20, 62,509,474.56 and 26,958,323.20
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Solution
The fourth proportional to 45,292,979.20, 62,509,474.56 and 26,958,323.20 is: 37,205,559.18
Step by Step Solution
- Step 1: Write the proportion equation
45,292,979.20 : 62,509,474.56 = 26,958,323.20 : x - Step 2: Convert to fraction form
45,292,979.20/62,509,474.56 = 26,958,323.20/x - Step 3: Cross multiply
45,292,979.20x = 62,509,474.56 × 26,958,323.20 - Step 4: Simplify right side
45,292,979.20x = 1,685,150,618,250,657.75 - Step 5: Solve for x
x = 1,685,150,618,250,657.75/45,292,979.20 - Step 6: Final answer
x = 37,205,559.18
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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.