Finding the Fourth Proportional to 39,966,268.32, 55,154,785.68 and 24,493,363.20
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Solution
The fourth proportional to 39,966,268.32, 55,154,785.68 and 24,493,363.20 is: 33,801,659.62
Step by Step Solution
- Step 1: Write the proportion equation
39,966,268.32 : 55,154,785.68 = 24,493,363.20 : x - Step 2: Convert to fraction form
39,966,268.32/55,154,785.68 = 24,493,363.20/x - Step 3: Cross multiply
39,966,268.32x = 55,154,785.68 × 24,493,363.20 - Step 4: Simplify right side
39,966,268.32x = 1,350,926,197,878,399 - Step 5: Solve for x
x = 1,350,926,197,878,399/39,966,268.32 - Step 6: Final answer
x = 33,801,659.62
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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.