Finding the Fourth Proportional to 6,322,989.18, 9,484,490.61 and 2,959,558.14
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Solution
The fourth proportional to 6,322,989.18, 9,484,490.61 and 2,959,558.14 is: 4,439,340.41
Step by Step Solution
- Step 1: Write the proportion equation
6,322,989.18 : 9,484,490.61 = 2,959,558.14 : x - Step 2: Convert to fraction form
6,322,989.18/9,484,490.61 = 2,959,558.14/x - Step 3: Cross multiply
6,322,989.18x = 9,484,490.61 × 2,959,558.14 - Step 4: Simplify right side
6,322,989.18x = 28,069,901,388,579.07 - Step 5: Solve for x
x = 28,069,901,388,579.07/6,322,989.18 - Step 6: Final answer
x = 4,439,340.41
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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.