Finding the Fourth Proportional to 9,654,865.74, 13,323,851.19 and 5,304,354.12
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Solution
The fourth proportional to 9,654,865.74, 13,323,851.19 and 5,304,354.12 is: 7,320,083.66
Step by Step Solution
- Step 1: Write the proportion equation
9,654,865.74 : 13,323,851.19 = 5,304,354.12 : x - Step 2: Convert to fraction form
9,654,865.74/13,323,851.19 = 5,304,354.12/x - Step 3: Cross multiply
9,654,865.74x = 13,323,851.19 × 5,304,354.12 - Step 4: Simplify right side
9,654,865.74x = 70,674,424,953,943.41 - Step 5: Solve for x
x = 70,674,424,953,943.41/9,654,865.74 - Step 6: Final answer
x = 7,320,083.66
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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.