Finding the Fourth Proportional to 36,112,928.63, 54,168,765.53 and 14,546,979.05
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Solution
The fourth proportional to 36,112,928.63, 54,168,765.53 and 14,546,979.05 is: 21,820,215.83
Step by Step Solution
- Step 1: Write the proportion equation
36,112,928.63 : 54,168,765.53 = 14,546,979.05 : x - Step 2: Convert to fraction form
36,112,928.63/54,168,765.53 = 14,546,979.05/x - Step 3: Cross multiply
36,112,928.63x = 54,168,765.53 × 14,546,979.05 - Step 4: Simplify right side
36,112,928.63x = 787,991,896,985,693.38 - Step 5: Solve for x
x = 787,991,896,985,693.38/36,112,928.63 - Step 6: Final answer
x = 21,820,215.83
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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.