Finding the Fourth Proportional to 15,098,044.91, 22,630,776.57 and 7,412,751.95
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Solution
The fourth proportional to 15,098,044.91, 22,630,776.57 and 7,412,751.95 is: 11,111,129.56
Step by Step Solution
- Step 1: Write the proportion equation
15,098,044.91 : 22,630,776.57 = 7,412,751.95 : x - Step 2: Convert to fraction form
15,098,044.91/22,630,776.57 = 7,412,751.95/x - Step 3: Cross multiply
15,098,044.91x = 22,630,776.57 × 7,412,751.95 - Step 4: Simplify right side
15,098,044.91x = 167,756,333,036,127.94 - Step 5: Solve for x
x = 167,756,333,036,127.94/15,098,044.91 - Step 6: Final answer
x = 11,111,129.56
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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.