Finding the Fourth Proportional to 49,787,845.71, 74,639,171.47 and 19,104,444.28
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Solution
The fourth proportional to 49,787,845.71, 74,639,171.47 and 19,104,444.28 is: 28,640,321.19
Step by Step Solution
- Step 1: Write the proportion equation
49,787,845.71 : 74,639,171.47 = 19,104,444.28 : x - Step 2: Convert to fraction form
49,787,845.71/74,639,171.47 = 19,104,444.28/x - Step 3: Cross multiply
49,787,845.71x = 74,639,171.47 × 19,104,444.28 - Step 4: Simplify right side
49,787,845.71x = 1,425,939,892,453,980.75 - Step 5: Solve for x
x = 1,425,939,892,453,980.75/49,787,845.71 - Step 6: Final answer
x = 28,640,321.19
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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.