Finding the Fourth Proportional to 7,428,265.47, 11,144,001.74 and 2,310,597.99
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Solution
The fourth proportional to 7,428,265.47, 11,144,001.74 and 2,310,597.99 is: 3,466,395.77
Step by Step Solution
- Step 1: Write the proportion equation
7,428,265.47 : 11,144,001.74 = 2,310,597.99 : x - Step 2: Convert to fraction form
7,428,265.47/11,144,001.74 = 2,310,597.99/x - Step 3: Cross multiply
7,428,265.47x = 11,144,001.74 × 2,310,597.99 - Step 4: Simplify right side
7,428,265.47x = 25,749,308,009,447.52 - Step 5: Solve for x
x = 25,749,308,009,447.52/7,428,265.47 - Step 6: Final answer
x = 3,466,395.77
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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.