Finding the Fourth Proportional to 11,593,287.81, 17,390,490.98 and 3,812,029.80
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Solution
The fourth proportional to 11,593,287.81, 17,390,490.98 and 3,812,029.80 is: 5,718,228.59
Step by Step Solution
- Step 1: Write the proportion equation
11,593,287.81 : 17,390,490.98 = 3,812,029.80 : x - Step 2: Convert to fraction form
11,593,287.81/17,390,490.98 = 3,812,029.80/x - Step 3: Cross multiply
11,593,287.81x = 17,390,490.98 × 3,812,029.80 - Step 4: Simplify right side
11,593,287.81x = 66,293,069,852,391.20 - Step 5: Solve for x
x = 66,293,069,852,391.20/11,593,287.81 - Step 6: Final answer
x = 5,718,228.59
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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.