Finding the Fourth Proportional to 72,439,341.48, 108,593,254.50 and 26,348,626.08
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Solution
The fourth proportional to 72,439,341.48, 108,593,254.50 and 26,348,626.08 is: 39,499,020.82
Step by Step Solution
- Step 1: Write the proportion equation
72,439,341.48 : 108,593,254.50 = 26,348,626.08 : x - Step 2: Convert to fraction form
72,439,341.48/108,593,254.50 = 26,348,626.08/x - Step 3: Cross multiply
72,439,341.48x = 108,593,254.50 × 26,348,626.08 - Step 4: Simplify right side
72,439,341.48x = 2,861,283,057,630,777 - Step 5: Solve for x
x = 2,861,283,057,630,777/72,439,341.48 - Step 6: Final answer
x = 39,499,020.82
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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.