Finding the Fourth Proportional to 10,430,300.38, 14,394,702.12 and 5,847,507.52
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Solution
The fourth proportional to 10,430,300.38, 14,394,702.12 and 5,847,507.52 is: 8,070,057.99
Step by Step Solution
- Step 1: Write the proportion equation
10,430,300.38 : 14,394,702.12 = 5,847,507.52 : x - Step 2: Convert to fraction form
10,430,300.38/14,394,702.12 = 5,847,507.52/x - Step 3: Cross multiply
10,430,300.38x = 14,394,702.12 × 5,847,507.52 - Step 4: Simplify right side
10,430,300.38x = 84,173,128,894,859.94 - Step 5: Solve for x
x = 84,173,128,894,859.94/10,430,300.38 - Step 6: Final answer
x = 8,070,057.99
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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.