Finding the Fourth Proportional to 6,344,089.84, 8,754,608.44 and 3,443,418.28
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Solution
The fourth proportional to 6,344,089.84, 8,754,608.44 and 3,443,418.28 is: 4,751,789.38
Step by Step Solution
- Step 1: Write the proportion equation
6,344,089.84 : 8,754,608.44 = 3,443,418.28 : x - Step 2: Convert to fraction form
6,344,089.84/8,754,608.44 = 3,443,418.28/x - Step 3: Cross multiply
6,344,089.84x = 8,754,608.44 × 3,443,418.28 - Step 4: Simplify right side
6,344,089.84x = 30,145,778,736,538.28 - Step 5: Solve for x
x = 30,145,778,736,538.28/6,344,089.84 - Step 6: Final answer
x = 4,751,789.38
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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.