Finding the Fourth Proportional to 34,007,855.72, 46,928,496.18 and 19,125,405.08
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Solution
The fourth proportional to 34,007,855.72, 46,928,496.18 and 19,125,405.08 is: 26,391,740.39
Step by Step Solution
- Step 1: Write the proportion equation
34,007,855.72 : 46,928,496.18 = 19,125,405.08 : x - Step 2: Convert to fraction form
34,007,855.72/46,928,496.18 = 19,125,405.08/x - Step 3: Cross multiply
34,007,855.72x = 46,928,496.18 × 19,125,405.08 - Step 4: Simplify right side
34,007,855.72x = 897,526,499,237,732.50 - Step 5: Solve for x
x = 897,526,499,237,732.50/34,007,855.72 - Step 6: Final answer
x = 26,391,740.39
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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.