Finding the Fourth Proportional to 12,573,323.13, 18,844,207.54 and 5,376,394.10
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Solution
The fourth proportional to 12,573,323.13, 18,844,207.54 and 5,376,394.10 is: 8,057,844.79
Step by Step Solution
- Step 1: Write the proportion equation
12,573,323.13 : 18,844,207.54 = 5,376,394.10 : x - Step 2: Convert to fraction form
12,573,323.13/18,844,207.54 = 5,376,394.10/x - Step 3: Cross multiply
12,573,323.13x = 18,844,207.54 × 5,376,394.10 - Step 4: Simplify right side
12,573,323.13x = 101,313,886,270,901.06 - Step 5: Solve for x
x = 101,313,886,270,901.06/12,573,323.13 - Step 6: Final answer
x = 8,057,844.79
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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.