Finding the Fourth Proportional to 9,645,589.88, 13,310,746.99 and 5,235,220.88
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Solution
The fourth proportional to 9,645,589.88, 13,310,746.99 and 5,235,220.88 is: 7,224,514.15
Step by Step Solution
- Step 1: Write the proportion equation
9,645,589.88 : 13,310,746.99 = 5,235,220.88 : x - Step 2: Convert to fraction form
9,645,589.88/13,310,746.99 = 5,235,220.88/x - Step 3: Cross multiply
9,645,589.88x = 13,310,746.99 × 5,235,220.88 - Step 4: Simplify right side
9,645,589.88x = 69,684,700,500,897.77 - Step 5: Solve for x
x = 69,684,700,500,897.77/9,645,589.88 - Step 6: Final answer
x = 7,224,514.15
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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.