Finding the Fourth Proportional to 12,674,380.14, 17,490,648.60 and 6,873,160.14
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Solution
The fourth proportional to 12,674,380.14, 17,490,648.60 and 6,873,160.14 is: 9,484,963.17
Step by Step Solution
- Step 1: Write the proportion equation
12,674,380.14 : 17,490,648.60 = 6,873,160.14 : x - Step 2: Convert to fraction form
12,674,380.14/17,490,648.60 = 6,873,160.14/x - Step 3: Cross multiply
12,674,380.14x = 17,490,648.60 × 6,873,160.14 - Step 4: Simplify right side
12,674,380.14x = 120,216,028,780,266.81 - Step 5: Solve for x
x = 120,216,028,780,266.81/12,674,380.14 - Step 6: Final answer
x = 9,484,963.17
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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.