Finding the Fourth Proportional to 32,497,771.96, 44,820,775.74 and 28,569,128.32
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Solution
The fourth proportional to 32,497,771.96, 44,820,775.74 and 28,569,128.32 is: 39,402,408.73
Step by Step Solution
- Step 1: Write the proportion equation
32,497,771.96 : 44,820,775.74 = 28,569,128.32 : x - Step 2: Convert to fraction form
32,497,771.96/44,820,775.74 = 28,569,128.32/x - Step 3: Cross multiply
32,497,771.96x = 44,820,775.74 × 28,569,128.32 - Step 4: Simplify right side
32,497,771.96x = 1,280,490,493,518,003 - Step 5: Solve for x
x = 1,280,490,493,518,003/32,497,771.96 - Step 6: Final answer
x = 39,402,408.73
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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.