Finding the Fourth Proportional to 38,457,472.95, 53,062,828.14 and 22,768,707.24
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Solution
The fourth proportional to 38,457,472.95, 53,062,828.14 and 22,768,707.24 is: 31,415,792.73
Step by Step Solution
- Step 1: Write the proportion equation
38,457,472.95 : 53,062,828.14 = 22,768,707.24 : x - Step 2: Convert to fraction form
38,457,472.95/53,062,828.14 = 22,768,707.24/x - Step 3: Cross multiply
38,457,472.95x = 53,062,828.14 × 22,768,707.24 - Step 4: Simplify right side
38,457,472.95x = 1,208,171,999,246,093.75 - Step 5: Solve for x
x = 1,208,171,999,246,093.75/38,457,472.95 - Step 6: Final answer
x = 31,415,792.73
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1.5x scale
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.