Finding the Fourth Proportional to 19,026,089.83, 26,212,910.88 and 18,119,097.19
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Solution
The fourth proportional to 19,026,089.83, 26,212,910.88 and 18,119,097.19 is: 24,963,315.33
Step by Step Solution
- Step 1: Write the proportion equation
19,026,089.83 : 26,212,910.88 = 18,119,097.19 : x - Step 2: Convert to fraction form
19,026,089.83/26,212,910.88 = 18,119,097.19/x - Step 3: Cross multiply
19,026,089.83x = 26,212,910.88 × 18,119,097.19 - Step 4: Simplify right side
19,026,089.83x = 474,954,279,867,528.44 - Step 5: Solve for x
x = 474,954,279,867,528.44/19,026,089.83 - Step 6: Final answer
x = 24,963,315.33
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1.5x scale
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.