Finding the Fourth Proportional to 5,532,047.05, 8,293,337.18 and 2,122,780.09
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Solution
The fourth proportional to 5,532,047.05, 8,293,337.18 and 2,122,780.09 is: 3,182,353.82
Step by Step Solution
- Step 1: Write the proportion equation
5,532,047.05 : 8,293,337.18 = 2,122,780.09 : x - Step 2: Convert to fraction form
5,532,047.05/8,293,337.18 = 2,122,780.09/x - Step 3: Cross multiply
5,532,047.05x = 8,293,337.18 × 2,122,780.09 - Step 4: Simplify right side
5,532,047.05x = 17,604,931,034,746.84 - Step 5: Solve for x
x = 17,604,931,034,746.84/5,532,047.05 - Step 6: Final answer
x = 3,182,353.82
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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.