Finding the Fourth Proportional to 15,170,948.10, 22,764,295.35 and 6,652,145.70
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Solution
The fourth proportional to 15,170,948.10, 22,764,295.35 and 6,652,145.70 is: 9,981,670.78
Step by Step Solution
- Step 1: Write the proportion equation
15,170,948.10 : 22,764,295.35 = 6,652,145.70 : x - Step 2: Convert to fraction form
15,170,948.10/22,764,295.35 = 6,652,145.70/x - Step 3: Cross multiply
15,170,948.10x = 22,764,295.35 × 6,652,145.70 - Step 4: Simplify right side
15,170,948.10x = 151,431,409,426,032.50 - Step 5: Solve for x
x = 151,431,409,426,032.50/15,170,948.10 - Step 6: Final answer
x = 9,981,670.78
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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.