Finding the Fourth Proportional to 49,509,444.51, 74,313,041.36 and 37,170,491.76
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Solution
The fourth proportional to 49,509,444.51, 74,313,041.36 and 37,170,491.76 is: 55,792,431.50
Step by Step Solution
- Step 1: Write the proportion equation
49,509,444.51 : 74,313,041.36 = 37,170,491.76 : x - Step 2: Convert to fraction form
49,509,444.51/74,313,041.36 = 37,170,491.76/x - Step 3: Cross multiply
49,509,444.51x = 74,313,041.36 × 37,170,491.76 - Step 4: Simplify right side
49,509,444.51x = 2,762,252,291,346,566.50 - Step 5: Solve for x
x = 2,762,252,291,346,566.50/49,509,444.51 - Step 6: Final answer
x = 55,792,431.50
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.