Finding the Fourth Proportional to 29,563,337.80, 44,345,006.70 and 13,638,089.80
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Solution
The fourth proportional to 29,563,337.80, 44,345,006.70 and 13,638,089.80 is: 20,457,134.70
Step by Step Solution
- Step 1: Write the proportion equation
29,563,337.80 : 44,345,006.70 = 13,638,089.80 : x - Step 2: Convert to fraction form
29,563,337.80/44,345,006.70 = 13,638,089.80/x - Step 3: Cross multiply
29,563,337.80x = 44,345,006.70 × 13,638,089.80 - Step 4: Simplify right side
29,563,337.80x = 604,781,183,556,201.75 - Step 5: Solve for x
x = 604,781,183,556,201.75/29,563,337.80 - Step 6: Final answer
x = 20,457,134.70
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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.