Finding the Fourth Proportional to 26,816,502.30, 40,245,748.65 and 12,441,351.30
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Solution
The fourth proportional to 26,816,502.30, 40,245,748.65 and 12,441,351.30 is: 18,671,767.54
Step by Step Solution
- Step 1: Write the proportion equation
26,816,502.30 : 40,245,748.65 = 12,441,351.30 : x - Step 2: Convert to fraction form
26,816,502.30/40,245,748.65 = 12,441,351.30/x - Step 3: Cross multiply
26,816,502.30x = 40,245,748.65 × 12,441,351.30 - Step 4: Simplify right side
26,816,502.30x = 500,711,497,286,150.75 - Step 5: Solve for x
x = 500,711,497,286,150.75/26,816,502.30 - Step 6: Final answer
x = 18,671,767.54
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.