Finding the Fourth Proportional to 34,744,897.28, 47,948,840.68 and 19,063,917.62
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Solution
The fourth proportional to 34,744,897.28, 47,948,840.68 and 19,063,917.62 is: 26,308,690.49
Step by Step Solution
- Step 1: Write the proportion equation
34,744,897.28 : 47,948,840.68 = 19,063,917.62 : x - Step 2: Convert to fraction form
34,744,897.28/47,948,840.68 = 19,063,917.62/x - Step 3: Cross multiply
34,744,897.28x = 47,948,840.68 × 19,063,917.62 - Step 4: Simplify right side
34,744,897.28x = 914,092,748,698,024.88 - Step 5: Solve for x
x = 914,092,748,698,024.88/34,744,897.28 - Step 6: Final answer
x = 26,308,690.49
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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.