Finding the Fourth Proportional to 36,658,326.48, 50,589,008.70 and 20,139,977.68
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Solution
The fourth proportional to 36,658,326.48, 50,589,008.70 and 20,139,977.68 is: 27,793,453.87
Step by Step Solution
- Step 1: Write the proportion equation
36,658,326.48 : 50,589,008.70 = 20,139,977.68 : x - Step 2: Convert to fraction form
36,658,326.48/50,589,008.70 = 20,139,977.68/x - Step 3: Cross multiply
36,658,326.48x = 50,589,008.70 × 20,139,977.68 - Step 4: Simplify right side
36,658,326.48x = 1,018,861,506,071,325.88 - Step 5: Solve for x
x = 1,018,861,506,071,325.88/36,658,326.48 - Step 6: Final answer
x = 27,793,453.87
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.