Finding the Fourth Proportional to 91,874,266.48, 126,789,358.30 and 52,723,204.84
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Solution
The fourth proportional to 91,874,266.48, 126,789,358.30 and 52,723,204.84 is: 72,759,669.99
Step by Step Solution
- Step 1: Write the proportion equation
91,874,266.48 : 126,789,358.30 = 52,723,204.84 : x - Step 2: Convert to fraction form
91,874,266.48/126,789,358.30 = 52,723,204.84/x - Step 3: Cross multiply
91,874,266.48x = 126,789,358.30 × 52,723,204.84 - Step 4: Simplify right side
91,874,266.48x = 6,684,741,309,506,565 - Step 5: Solve for x
x = 6,684,741,309,506,565/91,874,266.48 - Step 6: Final answer
x = 72,759,669.99
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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.