Finding the Fourth Proportional to 10,217,137.70, 15,327,595.47 and 2,930,292.38
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Solution
The fourth proportional to 10,217,137.70, 15,327,595.47 and 2,930,292.38 is: 4,395,980.32
Step by Step Solution
- Step 1: Write the proportion equation
10,217,137.70 : 15,327,595.47 = 2,930,292.38 : x - Step 2: Convert to fraction form
10,217,137.70/15,327,595.47 = 2,930,292.38/x - Step 3: Cross multiply
10,217,137.70x = 15,327,595.47 × 2,930,292.38 - Step 4: Simplify right side
10,217,137.70x = 44,914,336,258,771.10 - Step 5: Solve for x
x = 44,914,336,258,771.10/10,217,137.70 - Step 6: Final answer
x = 4,395,980.32
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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.