Finding the Fourth Proportional to 14,224,210.68, 19,629,473.34 and 7,697,841.15
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Solution
The fourth proportional to 14,224,210.68, 19,629,473.34 and 7,697,841.15 is: 10,623,054.66
Step by Step Solution
- Step 1: Write the proportion equation
14,224,210.68 : 19,629,473.34 = 7,697,841.15 : x - Step 2: Convert to fraction form
14,224,210.68/19,629,473.34 = 7,697,841.15/x - Step 3: Cross multiply
14,224,210.68x = 19,629,473.34 × 7,697,841.15 - Step 4: Simplify right side
14,224,210.68x = 151,104,567,492,843.38 - Step 5: Solve for x
x = 151,104,567,492,843.38/14,224,210.68 - Step 6: Final answer
x = 10,623,054.66
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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.