Finding the Fourth Proportional to 51,718,515.48, 77,589,126.18 and 15,329,712.60
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Solution
The fourth proportional to 51,718,515.48, 77,589,126.18 and 15,329,712.60 is: 22,997,933.99
Step by Step Solution
- Step 1: Write the proportion equation
51,718,515.48 : 77,589,126.18 = 15,329,712.60 : x - Step 2: Convert to fraction form
51,718,515.48/77,589,126.18 = 15,329,712.60/x - Step 3: Cross multiply
51,718,515.48x = 77,589,126.18 × 15,329,712.60 - Step 4: Simplify right side
51,718,515.48x = 1,189,419,005,224,536 - Step 5: Solve for x
x = 1,189,419,005,224,536/51,718,515.48 - Step 6: Final answer
x = 22,997,933.99
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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.