Finding the Fourth Proportional to 12,956,735.12, 19,446,880.88 and 6,896,536.24
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Solution
The fourth proportional to 12,956,735.12, 19,446,880.88 and 6,896,536.24 is: 10,351,073.59
Step by Step Solution
- Step 1: Write the proportion equation
12,956,735.12 : 19,446,880.88 = 6,896,536.24 : x - Step 2: Convert to fraction form
12,956,735.12/19,446,880.88 = 6,896,536.24/x - Step 3: Cross multiply
12,956,735.12x = 19,446,880.88 × 6,896,536.24 - Step 4: Simplify right side
12,956,735.12x = 134,116,118,743,883.09 - Step 5: Solve for x
x = 134,116,118,743,883.09/12,956,735.12 - Step 6: Final answer
x = 10,351,073.59
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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.