Finding the Fourth Proportional to 16,299,733.20, 24,449,599.80 and 4,938,705.60
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Solution
The fourth proportional to 16,299,733.20, 24,449,599.80 and 4,938,705.60 is: 7,408,058.40
Step by Step Solution
- Step 1: Write the proportion equation
16,299,733.20 : 24,449,599.80 = 4,938,705.60 : x - Step 2: Convert to fraction form
16,299,733.20/24,449,599.80 = 4,938,705.60/x - Step 3: Cross multiply
16,299,733.20x = 24,449,599.80 × 4,938,705.60 - Step 4: Simplify right side
16,299,733.20x = 120,749,375,450,018.88 - Step 5: Solve for x
x = 120,749,375,450,018.88/16,299,733.20 - Step 6: Final answer
x = 7,408,058.40
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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.