Finding the Fourth Proportional to 15,864,868.04, 23,800,728.29 and 4,934,849.74
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Solution
The fourth proportional to 15,864,868.04, 23,800,728.29 and 4,934,849.74 is: 7,403,340.35
Step by Step Solution
- Step 1: Write the proportion equation
15,864,868.04 : 23,800,728.29 = 4,934,849.74 : x - Step 2: Convert to fraction form
15,864,868.04/23,800,728.29 = 4,934,849.74/x - Step 3: Cross multiply
15,864,868.04x = 23,800,728.29 × 4,934,849.74 - Step 4: Simplify right side
15,864,868.04x = 117,453,017,729,541.08 - Step 5: Solve for x
x = 117,453,017,729,541.08/15,864,868.04 - Step 6: Final answer
x = 7,403,340.35
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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.