Finding the Fourth Proportional to 8,533,877.24, 11,774,479.98 and 4,862,715.56
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Solution
The fourth proportional to 8,533,877.24, 11,774,479.98 and 4,862,715.56 is: 6,709,253.65
Step by Step Solution
- Step 1: Write the proportion equation
8,533,877.24 : 11,774,479.98 = 4,862,715.56 : x - Step 2: Convert to fraction form
8,533,877.24/11,774,479.98 = 4,862,715.56/x - Step 3: Cross multiply
8,533,877.24x = 11,774,479.98 × 4,862,715.56 - Step 4: Simplify right side
8,533,877.24x = 57,255,947,013,171.57 - Step 5: Solve for x
x = 57,255,947,013,171.57/8,533,877.24 - Step 6: Final answer
x = 6,709,253.65
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.