Finding the Fourth Proportional to 53,799,678.29, 74,266,464.56 and 36,168,806.10
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Solution
The fourth proportional to 53,799,678.29, 74,266,464.56 and 36,168,806.10 is: 49,928,353.51
Step by Step Solution
- Step 1: Write the proportion equation
53,799,678.29 : 74,266,464.56 = 36,168,806.10 : x - Step 2: Convert to fraction form
53,799,678.29/74,266,464.56 = 36,168,806.10/x - Step 3: Cross multiply
53,799,678.29x = 74,266,464.56 × 36,168,806.10 - Step 4: Simplify right side
53,799,678.29x = 2,686,129,356,335,345.50 - Step 5: Solve for x
x = 2,686,129,356,335,345.50/53,799,678.29 - Step 6: Final answer
x = 49,928,353.51
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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.