Finding the Fourth Proportional to 34,526,306.48, 47,642,910.75 and 19,055,394.68
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Solution
The fourth proportional to 34,526,306.48, 47,642,910.75 and 19,055,394.68 is: 26,294,572.47
Step by Step Solution
- Step 1: Write the proportion equation
34,526,306.48 : 47,642,910.75 = 19,055,394.68 : x - Step 2: Convert to fraction form
34,526,306.48/47,642,910.75 = 19,055,394.68/x - Step 3: Cross multiply
34,526,306.48x = 47,642,910.75 × 19,055,394.68 - Step 4: Simplify right side
34,526,306.48x = 907,854,467,807,050.25 - Step 5: Solve for x
x = 907,854,467,807,050.25/34,526,306.48 - Step 6: Final answer
x = 26,294,572.47
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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.