Finding the Fourth Proportional to 39,744,908.70, 59,617,363.05 and 14,186,751.90
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Solution
The fourth proportional to 39,744,908.70, 59,617,363.05 and 14,186,751.90 is: 21,280,127.85
Step by Step Solution
- Step 1: Write the proportion equation
39,744,908.70 : 59,617,363.05 = 14,186,751.90 : x - Step 2: Convert to fraction form
39,744,908.70/59,617,363.05 = 14,186,751.90/x - Step 3: Cross multiply
39,744,908.70x = 59,617,363.05 × 14,186,751.90 - Step 4: Simplify right side
39,744,908.70x = 845,776,738,522,577.25 - Step 5: Solve for x
x = 845,776,738,522,577.25/39,744,908.70 - Step 6: Final answer
x = 21,280,127.85
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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.