Finding the Fourth Proportional to 12,624,683.05, 17,422,055 and 6,823,464.79
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Solution
The fourth proportional to 12,624,683.05, 17,422,055 and 6,823,464.79 is: 9,416,377.30
Step by Step Solution
- Step 1: Write the proportion equation
12,624,683.05 : 17,422,055 = 6,823,464.79 : x - Step 2: Convert to fraction form
12,624,683.05/17,422,055 = 6,823,464.79/x - Step 3: Cross multiply
12,624,683.05x = 17,422,055 × 6,823,464.79 - Step 4: Simplify right side
12,624,683.05x = 118,878,778,861,943.45 - Step 5: Solve for x
x = 118,878,778,861,943.45/12,624,683.05 - Step 6: Final answer
x = 9,416,377.30
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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.