Finding the Fourth Proportional to 18,983,731.44, 26,197,417.56 and 10,281,705.84
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Solution
The fourth proportional to 18,983,731.44, 26,197,417.56 and 10,281,705.84 is: 14,188,682.66
Step by Step Solution
- Step 1: Write the proportion equation
18,983,731.44 : 26,197,417.56 = 10,281,705.84 : x - Step 2: Convert to fraction form
18,983,731.44/26,197,417.56 = 10,281,705.84/x - Step 3: Cross multiply
18,983,731.44x = 26,197,417.56 × 10,281,705.84 - Step 4: Simplify right side
18,983,731.44x = 269,354,141,119,570.53 - Step 5: Solve for x
x = 269,354,141,119,570.53/18,983,731.44 - Step 6: Final answer
x = 14,188,682.66
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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.