Finding the Fourth Proportional to 8,968,308.24, 12,373,031.16 and 6,903,955.92
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Solution
The fourth proportional to 8,968,308.24, 12,373,031.16 and 6,903,955.92 is: 9,524,969.42
Step by Step Solution
- Step 1: Write the proportion equation
8,968,308.24 : 12,373,031.16 = 6,903,955.92 : x - Step 2: Convert to fraction form
8,968,308.24/12,373,031.16 = 6,903,955.92/x - Step 3: Cross multiply
8,968,308.24x = 12,373,031.16 × 6,903,955.92 - Step 4: Simplify right side
8,968,308.24x = 85,422,861,725,426.47 - Step 5: Solve for x
x = 85,422,861,725,426.47/8,968,308.24 - Step 6: Final answer
x = 9,524,969.42
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.