Finding the Fourth Proportional to 16,622,306.48, 24,948,786.76 and 8,430,697.84
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Solution
The fourth proportional to 16,622,306.48, 24,948,786.76 and 8,430,697.84 is: 12,653,820.51
Step by Step Solution
- Step 1: Write the proportion equation
16,622,306.48 : 24,948,786.76 = 8,430,697.84 : x - Step 2: Convert to fraction form
16,622,306.48/24,948,786.76 = 8,430,697.84/x - Step 3: Cross multiply
16,622,306.48x = 24,948,786.76 × 8,430,697.84 - Step 4: Simplify right side
16,622,306.48x = 210,335,682,648,152.59 - Step 5: Solve for x
x = 210,335,682,648,152.59/16,622,306.48 - Step 6: Final answer
x = 12,653,820.51
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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.