Finding the Fourth Proportional to 31,206,653.96, 46,774,444.62 and 19,540,476.68
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Solution
The fourth proportional to 31,206,653.96, 46,774,444.62 and 19,540,476.68 is: 29,288,463.46
Step by Step Solution
- Step 1: Write the proportion equation
31,206,653.96 : 46,774,444.62 = 19,540,476.68 : x - Step 2: Convert to fraction form
31,206,653.96/46,774,444.62 = 19,540,476.68/x - Step 3: Cross multiply
31,206,653.96x = 46,774,444.62 × 19,540,476.68 - Step 4: Simplify right side
31,206,653.96x = 913,994,944,317,061.38 - Step 5: Solve for x
x = 913,994,944,317,061.38/31,206,653.96 - Step 6: Final answer
x = 29,288,463.46
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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.