Finding the Fourth Proportional to 32,569,983.40, 48,854,975.10 and 18,909,106.60
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Solution
The fourth proportional to 32,569,983.40, 48,854,975.10 and 18,909,106.60 is: 28,363,659.90
Step by Step Solution
- Step 1: Write the proportion equation
32,569,983.40 : 48,854,975.10 = 18,909,106.60 : x - Step 2: Convert to fraction form
32,569,983.40/48,854,975.10 = 18,909,106.60/x - Step 3: Cross multiply
32,569,983.40x = 48,854,975.10 × 18,909,106.60 - Step 4: Simplify right side
32,569,983.40x = 923,803,932,106,245.75 - Step 5: Solve for x
x = 923,803,932,106,245.75/32,569,983.40 - Step 6: Final answer
x = 28,363,659.90
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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.