Finding the Fourth Proportional to 30,203,607.33, 41,679,633.64 and 17,645,825.99
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Solution
The fourth proportional to 30,203,607.33, 41,679,633.64 and 17,645,825.99 is: 24,350,454.38
Step by Step Solution
- Step 1: Write the proportion equation
30,203,607.33 : 41,679,633.64 = 17,645,825.99 : x - Step 2: Convert to fraction form
30,203,607.33/41,679,633.64 = 17,645,825.99/x - Step 3: Cross multiply
30,203,607.33x = 41,679,633.64 × 17,645,825.99 - Step 4: Simplify right side
30,203,607.33x = 735,471,562,538,390.25 - Step 5: Solve for x
x = 735,471,562,538,390.25/30,203,607.33 - Step 6: Final answer
x = 24,350,454.38
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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.