Finding the Fourth Proportional to 10,554,461.44, 14,565,184.80 and 5,725,565.44
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Solution
The fourth proportional to 10,554,461.44, 14,565,184.80 and 5,725,565.44 is: 7,901,295.50
Step by Step Solution
- Step 1: Write the proportion equation
10,554,461.44 : 14,565,184.80 = 5,725,565.44 : x - Step 2: Convert to fraction form
10,554,461.44/14,565,184.80 = 5,725,565.44/x - Step 3: Cross multiply
10,554,461.44x = 14,565,184.80 × 5,725,565.44 - Step 4: Simplify right side
10,554,461.44x = 83,393,918,718,093.33 - Step 5: Solve for x
x = 83,393,918,718,093.33/10,554,461.44 - Step 6: Final answer
x = 7,901,295.50
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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.