Finding the Fourth Proportional to 19,898,115.66, 29,799,342.81 and 11,352,544.38
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Solution
The fourth proportional to 19,898,115.66, 29,799,342.81 and 11,352,544.38 is: 17,001,527.56
Step by Step Solution
- Step 1: Write the proportion equation
19,898,115.66 : 29,799,342.81 = 11,352,544.38 : x - Step 2: Convert to fraction form
19,898,115.66/29,799,342.81 = 11,352,544.38/x - Step 3: Cross multiply
19,898,115.66x = 29,799,342.81 × 11,352,544.38 - Step 4: Simplify right side
19,898,115.66x = 338,298,361,745,358.94 - Step 5: Solve for x
x = 338,298,361,745,358.94/19,898,115.66 - Step 6: Final answer
x = 17,001,527.56
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.