Finding the Fourth Proportional to 6,252,536.88, 8,628,655.14 and 3,499,202.70
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Solution
The fourth proportional to 6,252,536.88, 8,628,655.14 and 3,499,202.70 is: 4,828,986.05
Step by Step Solution
- Step 1: Write the proportion equation
6,252,536.88 : 8,628,655.14 = 3,499,202.70 : x - Step 2: Convert to fraction form
6,252,536.88/8,628,655.14 = 3,499,202.70/x - Step 3: Cross multiply
6,252,536.88x = 8,628,655.14 × 3,499,202.70 - Step 4: Simplify right side
6,252,536.88x = 30,193,413,363,256.88 - Step 5: Solve for x
x = 30,193,413,363,256.88/6,252,536.88 - Step 6: Final answer
x = 4,828,986.05
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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.