Finding the Fourth Proportional to 40,129,756.09, 60,116,269.17 and 19,067,127.36
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Solution
The fourth proportional to 40,129,756.09, 60,116,269.17 and 19,067,127.36 is: 28,563,456.95
Step by Step Solution
- Step 1: Write the proportion equation
40,129,756.09 : 60,116,269.17 = 19,067,127.36 : x - Step 2: Convert to fraction form
40,129,756.09/60,116,269.17 = 19,067,127.36/x - Step 3: Cross multiply
40,129,756.09x = 60,116,269.17 × 19,067,127.36 - Step 4: Simplify right side
40,129,756.09x = 1,146,244,560,518,497.25 - Step 5: Solve for x
x = 1,146,244,560,518,497.25/40,129,756.09 - Step 6: Final answer
x = 28,563,456.95
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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.