Finding the Fourth Proportional to 15,486,470.36, 23,228,191.92 and 4,703,864.84
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Solution
The fourth proportional to 15,486,470.36, 23,228,191.92 and 4,703,864.84 is: 7,055,337.51
Step by Step Solution
- Step 1: Write the proportion equation
15,486,470.36 : 23,228,191.92 = 4,703,864.84 : x - Step 2: Convert to fraction form
15,486,470.36/23,228,191.92 = 4,703,864.84/x - Step 3: Cross multiply
15,486,470.36x = 23,228,191.92 × 4,703,864.84 - Step 4: Simplify right side
15,486,470.36x = 109,262,275,269,260.09 - Step 5: Solve for x
x = 109,262,275,269,260.09/15,486,470.36 - Step 6: Final answer
x = 7,055,337.51
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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.