Finding the Fourth Proportional to 9,567,821.13, 13,203,810.99 and 5,437,201.42
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Solution
The fourth proportional to 9,567,821.13, 13,203,810.99 and 5,437,201.42 is: 7,503,461.75
Step by Step Solution
- Step 1: Write the proportion equation
9,567,821.13 : 13,203,810.99 = 5,437,201.42 : x - Step 2: Convert to fraction form
9,567,821.13/13,203,810.99 = 5,437,201.42/x - Step 3: Cross multiply
9,567,821.13x = 13,203,810.99 × 5,437,201.42 - Step 4: Simplify right side
9,567,821.13x = 71,791,779,864,239.61 - Step 5: Solve for x
x = 71,791,779,864,239.61/9,567,821.13 - Step 6: Final answer
x = 7,503,461.75
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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.