Finding the Fourth Proportional to 10,352,344.32, 15,528,516.48 and 3,163,898.88
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Solution
The fourth proportional to 10,352,344.32, 15,528,516.48 and 3,163,898.88 is: 4,745,848.32
Step by Step Solution
- Step 1: Write the proportion equation
10,352,344.32 : 15,528,516.48 = 3,163,898.88 : x - Step 2: Convert to fraction form
10,352,344.32/15,528,516.48 = 3,163,898.88/x - Step 3: Cross multiply
10,352,344.32x = 15,528,516.48 × 3,163,898.88 - Step 4: Simplify right side
10,352,344.32x = 49,130,655,899,133.54 - Step 5: Solve for x
x = 49,130,655,899,133.54/10,352,344.32 - Step 6: Final answer
x = 4,745,848.32
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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.