Finding the Fourth Proportional to 28,233,603.99, 42,350,258.25 and 15,361,579.26
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Solution
The fourth proportional to 28,233,603.99, 42,350,258.25 and 15,361,579.26 is: 23,042,288.51
Step by Step Solution
- Step 1: Write the proportion equation
28,233,603.99 : 42,350,258.25 = 15,361,579.26 : x - Step 2: Convert to fraction form
28,233,603.99/42,350,258.25 = 15,361,579.26/x - Step 3: Cross multiply
28,233,603.99x = 42,350,258.25 × 15,361,579.26 - Step 4: Simplify right side
28,233,603.99x = 650,566,848,788,843.88 - Step 5: Solve for x
x = 650,566,848,788,843.88/28,233,603.99 - Step 6: Final answer
x = 23,042,288.51
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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.