Finding the Fourth Proportional to 9,553,084.99, 13,183,125.98 and 5,423,080.07
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Solution
The fourth proportional to 9,553,084.99, 13,183,125.98 and 5,423,080.07 is: 7,483,775.96
Step by Step Solution
- Step 1: Write the proportion equation
9,553,084.99 : 13,183,125.98 = 5,423,080.07 : x - Step 2: Convert to fraction form
9,553,084.99/13,183,125.98 = 5,423,080.07/x - Step 3: Cross multiply
9,553,084.99x = 13,183,125.98 × 5,423,080.07 - Step 4: Simplify right side
9,553,084.99x = 71,493,147,768,279.62 - Step 5: Solve for x
x = 71,493,147,768,279.62/9,553,084.99 - Step 6: Final answer
x = 7,483,775.96
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1.5x scale
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.