Finding the Fourth Proportional to 39,021,892.05, 58,513,684.58 and 19,303,236.03
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Solution
The fourth proportional to 39,021,892.05, 58,513,684.58 and 19,303,236.03 is: 28,945,379.25
Step by Step Solution
- Step 1: Write the proportion equation
39,021,892.05 : 58,513,684.58 = 19,303,236.03 : x - Step 2: Convert to fraction form
39,021,892.05/58,513,684.58 = 19,303,236.03/x - Step 3: Cross multiply
39,021,892.05x = 58,513,684.58 × 19,303,236.03 - Step 4: Simplify right side
39,021,892.05x = 1,129,503,464,572,049 - Step 5: Solve for x
x = 1,129,503,464,572,049/39,021,892.05 - Step 6: Final answer
x = 28,945,379.25
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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.