Finding the Fourth Proportional to 6,128,324.00, 9,180,527.19 and 4,774,145.90
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Solution
The fourth proportional to 6,128,324.00, 9,180,527.19 and 4,774,145.90 is: 7,151,902.59
Step by Step Solution
- Step 1: Write the proportion equation
6,128,324.00 : 9,180,527.19 = 4,774,145.90 : x - Step 2: Convert to fraction form
6,128,324.00/9,180,527.19 = 4,774,145.90/x - Step 3: Cross multiply
6,128,324.00x = 9,180,527.19 × 4,774,145.90 - Step 4: Simplify right side
6,128,324.00x = 43,829,176,232,846.13 - Step 5: Solve for x
x = 43,829,176,232,846.13/6,128,324.00 - Step 6: Final answer
x = 7,151,902.59
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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.