Finding the Fourth Proportional to 25,272,242.74, 34,872,697.86 and 14,258,350.36
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Solution
The fourth proportional to 25,272,242.74, 34,872,697.86 and 14,258,350.36 is: 19,674,832.55
Step by Step Solution
- Step 1: Write the proportion equation
25,272,242.74 : 34,872,697.86 = 14,258,350.36 : x - Step 2: Convert to fraction form
25,272,242.74/34,872,697.86 = 14,258,350.36/x - Step 3: Cross multiply
25,272,242.74x = 34,872,697.86 × 14,258,350.36 - Step 4: Simplify right side
25,272,242.74x = 497,227,144,086,302.19 - Step 5: Solve for x
x = 497,227,144,086,302.19/25,272,242.74 - Step 6: Final answer
x = 19,674,832.55
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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.