Finding the Fourth Proportional to 19,853,337.74, 29,784,794.11 and 6,897,602.79
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Solution
The fourth proportional to 19,853,337.74, 29,784,794.11 and 6,897,602.79 is: 10,348,067.50
Step by Step Solution
- Step 1: Write the proportion equation
19,853,337.74 : 29,784,794.11 = 6,897,602.79 : x - Step 2: Convert to fraction form
19,853,337.74/29,784,794.11 = 6,897,602.79/x - Step 3: Cross multiply
19,853,337.74x = 29,784,794.11 × 6,897,602.79 - Step 4: Simplify right side
19,853,337.74x = 205,443,678,935,467.56 - Step 5: Solve for x
x = 205,443,678,935,467.56/19,853,337.74 - Step 6: Final answer
x = 10,348,067.50
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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.