Finding the Fourth Proportional to 16,092,021.90, 24,138,032.85 and 5,310,986.70
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Solution
The fourth proportional to 16,092,021.90, 24,138,032.85 and 5,310,986.70 is: 7,966,480.05
Step by Step Solution
- Step 1: Write the proportion equation
16,092,021.90 : 24,138,032.85 = 5,310,986.70 : x - Step 2: Convert to fraction form
16,092,021.90/24,138,032.85 = 5,310,986.70/x - Step 3: Cross multiply
16,092,021.90x = 24,138,032.85 × 5,310,986.70 - Step 4: Simplify right side
16,092,021.90x = 128,196,771,430,513.11 - Step 5: Solve for x
x = 128,196,771,430,513.11/16,092,021.90 - Step 6: Final answer
x = 7,966,480.05
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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.