Finding the Fourth Proportional to 9,829,901.08, 14,744,838.90 and 2,641,435.08
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Solution
The fourth proportional to 9,829,901.08, 14,744,838.90 and 2,641,435.08 is: 3,962,149.20
Step by Step Solution
- Step 1: Write the proportion equation
9,829,901.08 : 14,744,838.90 = 2,641,435.08 : x - Step 2: Convert to fraction form
9,829,901.08/14,744,838.90 = 2,641,435.08/x - Step 3: Cross multiply
9,829,901.08x = 14,744,838.90 × 2,641,435.08 - Step 4: Simplify right side
9,829,901.08x = 38,947,534,719,408.62 - Step 5: Solve for x
x = 38,947,534,719,408.62/9,829,901.08 - Step 6: Final answer
x = 3,962,149.20
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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.