Finding the Fourth Proportional to 39,167,547.40, 54,028,703.36 and 24,457,678.48
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Solution
The fourth proportional to 39,167,547.40, 54,028,703.36 and 24,457,678.48 is: 33,737,538.93
Step by Step Solution
- Step 1: Write the proportion equation
39,167,547.40 : 54,028,703.36 = 24,457,678.48 : x - Step 2: Convert to fraction form
39,167,547.40/54,028,703.36 = 24,457,678.48/x - Step 3: Cross multiply
39,167,547.40x = 54,028,703.36 × 24,457,678.48 - Step 4: Simplify right side
39,167,547.40x = 1,321,416,655,347,887.25 - Step 5: Solve for x
x = 1,321,416,655,347,887.25/39,167,547.40 - Step 6: Final answer
x = 33,737,538.93
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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.