Finding the Fourth Proportional to 9,768,120.49, 14,655,045.70 and 4,375,571.41
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Solution
The fourth proportional to 9,768,120.49, 14,655,045.70 and 4,375,571.41 is: 6,564,640.45
Step by Step Solution
- Step 1: Write the proportion equation
9,768,120.49 : 14,655,045.70 = 4,375,571.41 : x - Step 2: Convert to fraction form
9,768,120.49/14,655,045.70 = 4,375,571.41/x - Step 3: Cross multiply
9,768,120.49x = 14,655,045.70 × 4,375,571.41 - Step 4: Simplify right side
9,768,120.49x = 64,124,198,903,888.21 - Step 5: Solve for x
x = 64,124,198,903,888.21/9,768,120.49 - Step 6: Final answer
x = 6,564,640.45
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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.