Finding the Fourth Proportional to 55,908,421.83, 83,819,942.51 and 17,547,741.99
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Solution
The fourth proportional to 55,908,421.83, 83,819,942.51 and 17,547,741.99 is: 26,308,213.98
Step by Step Solution
- Step 1: Write the proportion equation
55,908,421.83 : 83,819,942.51 = 17,547,741.99 : x - Step 2: Convert to fraction form
55,908,421.83/83,819,942.51 = 17,547,741.99/x - Step 3: Cross multiply
55,908,421.83x = 83,819,942.51 × 17,547,741.99 - Step 4: Simplify right side
55,908,421.83x = 1,470,850,724,694,374 - Step 5: Solve for x
x = 1,470,850,724,694,374/55,908,421.83 - Step 6: Final answer
x = 26,308,213.98
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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.