Finding the Fourth Proportional to 22,627,705, 31,225,634.56 and 12,314,206.68
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Solution
The fourth proportional to 22,627,705, 31,225,634.56 and 12,314,206.68 is: 16,993,279.60
Step by Step Solution
- Step 1: Write the proportion equation
22,627,705 : 31,225,634.56 = 12,314,206.68 : x - Step 2: Convert to fraction form
22,627,705/31,225,634.56 = 12,314,206.68/x - Step 3: Cross multiply
22,627,705x = 31,225,634.56 × 12,314,206.68 - Step 4: Simplify right side
22,627,705x = 384,518,917,685,990.81 - Step 5: Solve for x
x = 384,518,917,685,990.81/22,627,705 - Step 6: Final answer
x = 16,993,279.60
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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.