Finding the Fourth Proportional to 13,838,479.68, 20,759,700.56 and 4,254,662.92
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Solution
The fourth proportional to 13,838,479.68, 20,759,700.56 and 4,254,662.92 is: 6,382,603.45
Step by Step Solution
- Step 1: Write the proportion equation
13,838,479.68 : 20,759,700.56 = 4,254,662.92 : x - Step 2: Convert to fraction form
13,838,479.68/20,759,700.56 = 4,254,662.92/x - Step 3: Cross multiply
13,838,479.68x = 20,759,700.56 × 4,254,662.92 - Step 4: Simplify right side
13,838,479.68x = 88,325,528,202,935.23 - Step 5: Solve for x
x = 88,325,528,202,935.23/13,838,479.68 - Step 6: Final answer
x = 6,382,603.45
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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.