Finding the Fourth Proportional to 14,713,728.16, 22,070,334.66 and 6,620,976.04
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Solution
The fourth proportional to 14,713,728.16, 22,070,334.66 and 6,620,976.04 is: 9,931,348.15
Step by Step Solution
- Step 1: Write the proportion equation
14,713,728.16 : 22,070,334.66 = 6,620,976.04 : x - Step 2: Convert to fraction form
14,713,728.16/22,070,334.66 = 6,620,976.04/x - Step 3: Cross multiply
14,713,728.16x = 22,070,334.66 × 6,620,976.04 - Step 4: Simplify right side
14,713,728.16x = 146,127,156,978,641.56 - Step 5: Solve for x
x = 146,127,156,978,641.56/14,713,728.16 - Step 6: Final answer
x = 9,931,348.15
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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.