Finding the Fourth Proportional to 10,232,246.87, 15,350,143.44 and 4,170,276.53
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Solution
The fourth proportional to 10,232,246.87, 15,350,143.44 and 4,170,276.53 is: 6,256,137.45
Step by Step Solution
- Step 1: Write the proportion equation
10,232,246.87 : 15,350,143.44 = 4,170,276.53 : x - Step 2: Convert to fraction form
10,232,246.87/15,350,143.44 = 4,170,276.53/x - Step 3: Cross multiply
10,232,246.87x = 15,350,143.44 × 4,170,276.53 - Step 4: Simplify right side
10,232,246.87x = 64,014,342,822,363.37 - Step 5: Solve for x
x = 64,014,342,822,363.37/10,232,246.87 - Step 6: Final answer
x = 6,256,137.45
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1.5x scale
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.