Finding the Fourth Proportional to 13,182,943.22, 19,758,446.66 and 5,593,966.10
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Solution
The fourth proportional to 13,182,943.22, 19,758,446.66 and 5,593,966.10 is: 8,384,173.32
Step by Step Solution
- Step 1: Write the proportion equation
13,182,943.22 : 19,758,446.66 = 5,593,966.10 : x - Step 2: Convert to fraction form
13,182,943.22/19,758,446.66 = 5,593,966.10/x - Step 3: Cross multiply
13,182,943.22x = 19,758,446.66 × 5,593,966.10 - Step 4: Simplify right side
13,182,943.22x = 110,528,080,804,698.22 - Step 5: Solve for x
x = 110,528,080,804,698.22/13,182,943.22 - Step 6: Final answer
x = 8,384,173.32
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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.