Finding the Fourth Proportional to 19,621,610.23, 29,437,126.31 and 6,158,438.23
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Solution
The fourth proportional to 19,621,610.23, 29,437,126.31 and 6,158,438.23 is: 9,239,135.93
Step by Step Solution
- Step 1: Write the proportion equation
19,621,610.23 : 29,437,126.31 = 6,158,438.23 : x - Step 2: Convert to fraction form
19,621,610.23/29,437,126.31 = 6,158,438.23/x - Step 3: Cross multiply
19,621,610.23x = 29,437,126.31 × 6,158,438.23 - Step 4: Simplify right side
19,621,610.23x = 181,286,724,048,842.84 - Step 5: Solve for x
x = 181,286,724,048,842.84/19,621,610.23 - Step 6: Final answer
x = 9,239,135.93
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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.