Finding the Fourth Proportional to 9,966,118.40, 14,924,294.40 and 6,582,003.20
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Solution
The fourth proportional to 9,966,118.40, 14,924,294.40 and 6,582,003.20 is: 9,856,570.99
Step by Step Solution
- Step 1: Write the proportion equation
9,966,118.40 : 14,924,294.40 = 6,582,003.20 : x - Step 2: Convert to fraction form
9,966,118.40/14,924,294.40 = 6,582,003.20/x - Step 3: Cross multiply
9,966,118.40x = 14,924,294.40 × 6,582,003.20 - Step 4: Simplify right side
9,966,118.40x = 98,231,753,498,542.08 - Step 5: Solve for x
x = 98,231,753,498,542.08/9,966,118.40 - Step 6: Final answer
x = 9,856,570.99
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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.