Finding the Fourth Proportional to 24,724,753.95, 34,080,837.08 and 19,489,272.78
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Solution
The fourth proportional to 24,724,753.95, 34,080,837.08 and 19,489,272.78 is: 26,864,199.81
Step by Step Solution
- Step 1: Write the proportion equation
24,724,753.95 : 34,080,837.08 = 19,489,272.78 : x - Step 2: Convert to fraction form
24,724,753.95/34,080,837.08 = 19,489,272.78/x - Step 3: Cross multiply
24,724,753.95x = 34,080,837.08 × 19,489,272.78 - Step 4: Simplify right side
24,724,753.95x = 664,210,730,325,412.38 - Step 5: Solve for x
x = 664,210,730,325,412.38/24,724,753.95 - Step 6: Final answer
x = 26,864,199.81
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.