Finding the Fourth Proportional to 51,419,320.34, 77,129,432.49 and 13,080,875
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Solution
The fourth proportional to 51,419,320.34, 77,129,432.49 and 13,080,875 is: 19,621,427.48
Step by Step Solution
- Step 1: Write the proportion equation
51,419,320.34 : 77,129,432.49 = 13,080,875 : x - Step 2: Convert to fraction form
51,419,320.34/77,129,432.49 = 13,080,875/x - Step 3: Cross multiply
51,419,320.34x = 77,129,432.49 × 13,080,875 - Step 4: Simplify right side
51,419,320.34x = 1,008,920,465,222,628.62 - Step 5: Solve for x
x = 1,008,920,465,222,628.62/51,419,320.34 - Step 6: Final answer
x = 19,621,427.48
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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.