Finding the Fourth Proportional to 53,239,009.24, 79,850,521.50 and 16,842,670.42
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Solution
The fourth proportional to 53,239,009.24, 79,850,521.50 and 16,842,670.42 is: 25,261,477.17
Step by Step Solution
- Step 1: Write the proportion equation
53,239,009.24 : 79,850,521.50 = 16,842,670.42 : x - Step 2: Convert to fraction form
53,239,009.24/79,850,521.50 = 16,842,670.42/x - Step 3: Cross multiply
53,239,009.24x = 79,850,521.50 × 16,842,670.42 - Step 4: Simplify right side
53,239,009.24x = 1,344,896,016,489,624.25 - Step 5: Solve for x
x = 1,344,896,016,489,624.25/53,239,009.24 - Step 6: Final answer
x = 25,261,477.17
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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.