Finding the Fourth Proportional to 20,550,259, 30,822,731.07 and 9,774,406.99
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Solution
The fourth proportional to 20,550,259, 30,822,731.07 and 9,774,406.99 is: 14,660,346.52
Step by Step Solution
- Step 1: Write the proportion equation
20,550,259 : 30,822,731.07 = 9,774,406.99 : x - Step 2: Convert to fraction form
20,550,259/30,822,731.07 = 9,774,406.99/x - Step 3: Cross multiply
20,550,259x = 30,822,731.07 × 9,774,406.99 - Step 4: Simplify right side
20,550,259x = 301,273,918,021,498.19 - Step 5: Solve for x
x = 301,273,918,021,498.19/20,550,259 - Step 6: Final answer
x = 14,660,346.52
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1.5x scale
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.