Finding the Fourth Proportional to 10,343,272.70, 15,523,766.40 and 4,594,852.55
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Solution
The fourth proportional to 10,343,272.70, 15,523,766.40 and 4,594,852.55 is: 6,896,213.58
Step by Step Solution
- Step 1: Write the proportion equation
10,343,272.70 : 15,523,766.40 = 4,594,852.55 : x - Step 2: Convert to fraction form
10,343,272.70/15,523,766.40 = 4,594,852.55/x - Step 3: Cross multiply
10,343,272.70x = 15,523,766.40 × 4,594,852.55 - Step 4: Simplify right side
10,343,272.70x = 71,329,417,628,644.31 - Step 5: Solve for x
x = 71,329,417,628,644.31/10,343,272.70 - Step 6: Final answer
x = 6,896,213.58
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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.