Finding the Fourth Proportional to 48,280,424.07, 66,624,957.09 and 27,373,863.18
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Solution
The fourth proportional to 48,280,424.07, 66,624,957.09 and 27,373,863.18 is: 37,774,781.29
Step by Step Solution
- Step 1: Write the proportion equation
48,280,424.07 : 66,624,957.09 = 27,373,863.18 : x - Step 2: Convert to fraction form
48,280,424.07/66,624,957.09 = 27,373,863.18/x - Step 3: Cross multiply
48,280,424.07x = 66,624,957.09 × 27,373,863.18 - Step 4: Simplify right side
48,280,424.07x = 1,823,782,459,755,031 - Step 5: Solve for x
x = 1,823,782,459,755,031/48,280,424.07 - Step 6: Final answer
x = 37,774,781.29
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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.