Finding the Fourth Proportional to 49,688,354.23, 74,547,742.84 and 25,444,446.84
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Solution
The fourth proportional to 49,688,354.23, 74,547,742.84 and 25,444,446.84 is: 38,174,459.77
Step by Step Solution
- Step 1: Write the proportion equation
49,688,354.23 : 74,547,742.84 = 25,444,446.84 : x - Step 2: Convert to fraction form
49,688,354.23/74,547,742.84 = 25,444,446.84/x - Step 3: Cross multiply
49,688,354.23x = 74,547,742.84 × 25,444,446.84 - Step 4: Simplify right side
49,688,354.23x = 1,896,826,079,670,759.75 - Step 5: Solve for x
x = 1,896,826,079,670,759.75/49,688,354.23 - Step 6: Final answer
x = 38,174,459.77
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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.