Finding the Fourth Proportional to 4,993,374.17, 6,895,615.46 and 4,721,338.91
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Solution
The fourth proportional to 4,993,374.17, 6,895,615.46 and 4,721,338.91 is: 6,519,947.52
Step by Step Solution
- Step 1: Write the proportion equation
4,993,374.17 : 6,895,615.46 = 4,721,338.91 : x - Step 2: Convert to fraction form
4,993,374.17/6,895,615.46 = 4,721,338.91/x - Step 3: Cross multiply
4,993,374.17x = 6,895,615.46 × 4,721,338.91 - Step 4: Simplify right side
4,993,374.17x = 32,556,537,521,610.78 - Step 5: Solve for x
x = 32,556,537,521,610.78/4,993,374.17 - Step 6: Final answer
x = 6,519,947.52
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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.