Finding the Fourth Proportional to 10,348,026.58, 14,176,860.73 and 9,960,154.82
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Solution
The fourth proportional to 10,348,026.58, 14,176,860.73 and 9,960,154.82 is: 13,645,474.00
Step by Step Solution
- Step 1: Write the proportion equation
10,348,026.58 : 14,176,860.73 = 9,960,154.82 : x - Step 2: Convert to fraction form
10,348,026.58/14,176,860.73 = 9,960,154.82/x - Step 3: Cross multiply
10,348,026.58x = 14,176,860.73 × 9,960,154.82 - Step 4: Simplify right side
10,348,026.58x = 141,203,727,682,577.44 - Step 5: Solve for x
x = 141,203,727,682,577.44/10,348,026.58 - Step 6: Final answer
x = 13,645,474.00
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Why These Related Problems?
These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.