Finding the Fourth Proportional to 5,029,434.84, 7,507,638.18 and 4,654,748.28
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Solution
The fourth proportional to 5,029,434.84, 7,507,638.18 and 4,654,748.28 is: 6,948,328.59
Step by Step Solution
- Step 1: Write the proportion equation
5,029,434.84 : 7,507,638.18 = 4,654,748.28 : x - Step 2: Convert to fraction form
5,029,434.84/7,507,638.18 = 4,654,748.28/x - Step 3: Cross multiply
5,029,434.84x = 7,507,638.18 × 4,654,748.28 - Step 4: Simplify right side
5,029,434.84x = 34,946,165,905,217.33 - Step 5: Solve for x
x = 34,946,165,905,217.33/5,029,434.84 - Step 6: Final answer
x = 6,948,328.59
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.