Finding the Fourth Proportional to 32,261,978.70, 48,392,968.05 and 14,346,074.70
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Solution
The fourth proportional to 32,261,978.70, 48,392,968.05 and 14,346,074.70 is: 21,519,112.05
Step by Step Solution
- Step 1: Write the proportion equation
32,261,978.70 : 48,392,968.05 = 14,346,074.70 : x - Step 2: Convert to fraction form
32,261,978.70/48,392,968.05 = 14,346,074.70/x - Step 3: Cross multiply
32,261,978.70x = 48,392,968.05 × 14,346,074.70 - Step 4: Simplify right side
32,261,978.70x = 694,249,134,600,013.25 - Step 5: Solve for x
x = 694,249,134,600,013.25/32,261,978.70 - Step 6: Final answer
x = 21,519,112.05
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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.