Finding the Fourth Proportional to 19,646,430.99, 29,474,064.29 and 5,998,435.62
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Solution
The fourth proportional to 19,646,430.99, 29,474,064.29 and 5,998,435.62 is: 8,999,002.27
Step by Step Solution
- Step 1: Write the proportion equation
19,646,430.99 : 29,474,064.29 = 5,998,435.62 : x - Step 2: Convert to fraction form
19,646,430.99/29,474,064.29 = 5,998,435.62/x - Step 3: Cross multiply
19,646,430.99x = 29,474,064.29 × 5,998,435.62 - Step 4: Simplify right side
19,646,430.99x = 176,798,277,103,306 - Step 5: Solve for x
x = 176,798,277,103,306/19,646,430.99 - Step 6: Final answer
x = 8,999,002.27
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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.