Finding the Fourth Proportional to 16,214,249.88, 22,375,319.40 and 8,872,053.48
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Solution
The fourth proportional to 16,214,249.88, 22,375,319.40 and 8,872,053.48 is: 12,243,244.79
Step by Step Solution
- Step 1: Write the proportion equation
16,214,249.88 : 22,375,319.40 = 8,872,053.48 : x - Step 2: Convert to fraction form
16,214,249.88/22,375,319.40 = 8,872,053.48/x - Step 3: Cross multiply
16,214,249.88x = 22,375,319.40 × 8,872,053.48 - Step 4: Simplify right side
16,214,249.88x = 198,515,030,348,881.50 - Step 5: Solve for x
x = 198,515,030,348,881.50/16,214,249.88 - Step 6: Final answer
x = 12,243,244.79
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.