Finding the Fourth Proportional to 5,437,733.16, 7,503,913.08 and 2,990,341.74
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Solution
The fourth proportional to 5,437,733.16, 7,503,913.08 and 2,990,341.74 is: 4,126,584.34
Step by Step Solution
- Step 1: Write the proportion equation
5,437,733.16 : 7,503,913.08 = 2,990,341.74 : x - Step 2: Convert to fraction form
5,437,733.16/7,503,913.08 = 2,990,341.74/x - Step 3: Cross multiply
5,437,733.16x = 7,503,913.08 × 2,990,341.74 - Step 4: Simplify right side
5,437,733.16x = 22,439,264,496,455.96 - Step 5: Solve for x
x = 22,439,264,496,455.96/5,437,733.16 - Step 6: Final answer
x = 4,126,584.34
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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.