Finding the Fourth Proportional to 19,330,212.84, 26,674,976.28 and 10,627,867.68
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Solution
The fourth proportional to 19,330,212.84, 26,674,976.28 and 10,627,867.68 is: 14,666,062.95
Step by Step Solution
- Step 1: Write the proportion equation
19,330,212.84 : 26,674,976.28 = 10,627,867.68 : x - Step 2: Convert to fraction form
19,330,212.84/26,674,976.28 = 10,627,867.68/x - Step 3: Cross multiply
19,330,212.84x = 26,674,976.28 × 10,627,867.68 - Step 4: Simplify right side
19,330,212.84x = 283,498,118,270,978.62 - Step 5: Solve for x
x = 283,498,118,270,978.62/19,330,212.84 - Step 6: Final answer
x = 14,666,062.95
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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.