Finding the Fourth Proportional to 9,717,138.70, 14,563,266.45 and 7,462,098.70
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Solution
The fourth proportional to 9,717,138.70, 14,563,266.45 and 7,462,098.70 is: 11,183,593.75
Step by Step Solution
- Step 1: Write the proportion equation
9,717,138.70 : 14,563,266.45 = 7,462,098.70 : x - Step 2: Convert to fraction form
9,717,138.70/14,563,266.45 = 7,462,098.70/x - Step 3: Cross multiply
9,717,138.70x = 14,563,266.45 × 7,462,098.70 - Step 4: Simplify right side
9,717,138.70x = 108,672,531,644,298.61 - Step 5: Solve for x
x = 108,672,531,644,298.61/9,717,138.70 - Step 6: Final answer
x = 11,183,593.75
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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.