Finding the Fourth Proportional to 19,012,752.18, 28,511,968.68 and 6,879,216.06
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Solution
The fourth proportional to 19,012,752.18, 28,511,968.68 and 6,879,216.06 is: 10,316,233.60
Step by Step Solution
- Step 1: Write the proportion equation
19,012,752.18 : 28,511,968.68 = 6,879,216.06 : x - Step 2: Convert to fraction form
19,012,752.18/28,511,968.68 = 6,879,216.06/x - Step 3: Cross multiply
19,012,752.18x = 28,511,968.68 × 6,879,216.06 - Step 4: Simplify right side
19,012,752.18x = 196,139,992,845,673 - Step 5: Solve for x
x = 196,139,992,845,673/19,012,752.18 - Step 6: Final answer
x = 10,316,233.60
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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.