Finding the Fourth Proportional to 54,386,860.02, 81,660,693.87 and 36,303,720.18
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Solution
The fourth proportional to 54,386,860.02, 81,660,693.87 and 36,303,720.18 is: 54,509,250.56
Step by Step Solution
- Step 1: Write the proportion equation
54,386,860.02 : 81,660,693.87 = 36,303,720.18 : x - Step 2: Convert to fraction form
54,386,860.02/81,660,693.87 = 36,303,720.18/x - Step 3: Cross multiply
54,386,860.02x = 81,660,693.87 × 36,303,720.18 - Step 4: Simplify right side
54,386,860.02x = 2,964,586,979,961,121.50 - Step 5: Solve for x
x = 2,964,586,979,961,121.50/54,386,860.02 - Step 6: Final answer
x = 54,509,250.56
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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.