Finding the Fourth Proportional to 26,582,189.21, 39,873,283.83 and 6,387,431.21
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Solution
The fourth proportional to 26,582,189.21, 39,873,283.83 and 6,387,431.21 is: 9,581,146.81
Step by Step Solution
- Step 1: Write the proportion equation
26,582,189.21 : 39,873,283.83 = 6,387,431.21 : x - Step 2: Convert to fraction form
26,582,189.21/39,873,283.83 = 6,387,431.21/x - Step 3: Cross multiply
26,582,189.21x = 39,873,283.83 × 6,387,431.21 - Step 4: Simplify right side
26,582,189.21x = 254,687,857,381,563.91 - Step 5: Solve for x
x = 254,687,857,381,563.91/26,582,189.21 - Step 6: Final answer
x = 9,581,146.81
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.