Finding the Fourth Proportional to 22,984,217.14, 31,718,464.06 and 12,671,309.28
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Solution
The fourth proportional to 22,984,217.14, 31,718,464.06 and 12,671,309.28 is: 17,486,541.55
Step by Step Solution
- Step 1: Write the proportion equation
22,984,217.14 : 31,718,464.06 = 12,671,309.28 : x - Step 2: Convert to fraction form
22,984,217.14/31,718,464.06 = 12,671,309.28/x - Step 3: Cross multiply
22,984,217.14x = 31,718,464.06 × 12,671,309.28 - Step 4: Simplify right side
22,984,217.14x = 401,914,467,990,824.44 - Step 5: Solve for x
x = 401,914,467,990,824.44/22,984,217.14 - Step 6: Final answer
x = 17,486,541.55
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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.