Finding the Fourth Proportional to 10,306,700.47, 15,460,041.91 and 2,630,344.70
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Solution
The fourth proportional to 10,306,700.47, 15,460,041.91 and 2,630,344.70 is: 3,945,514.80
Step by Step Solution
- Step 1: Write the proportion equation
10,306,700.47 : 15,460,041.91 = 2,630,344.70 : x - Step 2: Convert to fraction form
10,306,700.47/15,460,041.91 = 2,630,344.70/x - Step 3: Cross multiply
10,306,700.47x = 15,460,041.91 × 2,630,344.70 - Step 4: Simplify right side
10,306,700.47x = 40,665,239,231,749.22 - Step 5: Solve for x
x = 40,665,239,231,749.22/10,306,700.47 - Step 6: Final answer
x = 3,945,514.80
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.