Finding the Fourth Proportional to 34,081,542.99, 51,120,572.18 and 12,514,486.23
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Solution
The fourth proportional to 34,081,542.99, 51,120,572.18 and 12,514,486.23 is: 18,771,089.58
Step by Step Solution
- Step 1: Write the proportion equation
34,081,542.99 : 51,120,572.18 = 12,514,486.23 : x - Step 2: Convert to fraction form
34,081,542.99/51,120,572.18 = 12,514,486.23/x - Step 3: Cross multiply
34,081,542.99x = 51,120,572.18 × 12,514,486.23 - Step 4: Simplify right side
34,081,542.99x = 639,747,696,553,758.62 - Step 5: Solve for x
x = 639,747,696,553,758.62/34,081,542.99 - Step 6: Final answer
x = 18,771,089.58
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1.5x scale
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.