Finding the Fourth Proportional to 16,394,467.60, 24,607,447.80 and 8,316,564.40
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Solution
The fourth proportional to 16,394,467.60, 24,607,447.80 and 8,316,564.40 is: 12,482,834.41
Step by Step Solution
- Step 1: Write the proportion equation
16,394,467.60 : 24,607,447.80 = 8,316,564.40 : x - Step 2: Convert to fraction form
16,394,467.60/24,607,447.80 = 8,316,564.40/x - Step 3: Cross multiply
16,394,467.60x = 24,607,447.80 × 8,316,564.40 - Step 4: Simplify right side
16,394,467.60x = 204,649,424,348,338.34 - Step 5: Solve for x
x = 204,649,424,348,338.34/16,394,467.60 - Step 6: Final answer
x = 12,482,834.41
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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.