Finding the Fourth Proportional to 53,513,767.80, 73,855,125.88 and 29,998,655.73
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Solution
The fourth proportional to 53,513,767.80, 73,855,125.88 and 29,998,655.73 is: 41,401,579.19
Step by Step Solution
- Step 1: Write the proportion equation
53,513,767.80 : 73,855,125.88 = 29,998,655.73 : x - Step 2: Convert to fraction form
53,513,767.80/73,855,125.88 = 29,998,655.73/x - Step 3: Cross multiply
53,513,767.80x = 73,855,125.88 × 29,998,655.73 - Step 4: Simplify right side
53,513,767.80x = 2,215,554,495,169,933.25 - Step 5: Solve for x
x = 2,215,554,495,169,933.25/53,513,767.80 - Step 6: Final answer
x = 41,401,579.19
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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.