Finding the Fourth Proportional to 5,830,496.73, 8,046,445.91 and 3,216,987.99
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Solution
The fourth proportional to 5,830,496.73, 8,046,445.91 and 3,216,987.99 is: 4,439,642.29
Step by Step Solution
- Step 1: Write the proportion equation
5,830,496.73 : 8,046,445.91 = 3,216,987.99 : x - Step 2: Convert to fraction form
5,830,496.73/8,046,445.91 = 3,216,987.99/x - Step 3: Cross multiply
5,830,496.73x = 8,046,445.91 × 3,216,987.99 - Step 4: Simplify right side
5,830,496.73x = 25,885,319,838,569.68 - Step 5: Solve for x
x = 25,885,319,838,569.68/5,830,496.73 - Step 6: Final answer
x = 4,439,642.29
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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.