Finding the Fourth Proportional to 16,639,950.85, 24,962,608.34 and 5,125,412.75
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Solution
The fourth proportional to 16,639,950.85, 24,962,608.34 and 5,125,412.75 is: 7,688,945.26
Step by Step Solution
- Step 1: Write the proportion equation
16,639,950.85 : 24,962,608.34 = 5,125,412.75 : x - Step 2: Convert to fraction form
16,639,950.85/24,962,608.34 = 5,125,412.75/x - Step 3: Cross multiply
16,639,950.85x = 24,962,608.34 × 5,125,412.75 - Step 4: Simplify right side
16,639,950.85x = 127,943,671,134,312.41 - Step 5: Solve for x
x = 127,943,671,134,312.41/16,639,950.85 - Step 6: Final answer
x = 7,688,945.26
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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.