Finding the Fourth Proportional to 24,258,287.39, 36,201,774.98 and 21,670,439.60
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Solution
The fourth proportional to 24,258,287.39, 36,201,774.98 and 21,670,439.60 is: 32,339,808.89
Step by Step Solution
- Step 1: Write the proportion equation
24,258,287.39 : 36,201,774.98 = 21,670,439.60 : x - Step 2: Convert to fraction form
24,258,287.39/36,201,774.98 = 21,670,439.60/x - Step 3: Cross multiply
24,258,287.39x = 36,201,774.98 × 21,670,439.60 - Step 4: Simplify right side
24,258,287.39x = 784,508,378,116,881.25 - Step 5: Solve for x
x = 784,508,378,116,881.25/24,258,287.39 - Step 6: Final answer
x = 32,339,808.89
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.