Finding the Fourth Proportional to 51,419,708.36, 77,088,979.92 and 25,494,134.30
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Solution
The fourth proportional to 51,419,708.36, 77,088,979.92 and 25,494,134.30 is: 38,221,080.40
Step by Step Solution
- Step 1: Write the proportion equation
51,419,708.36 : 77,088,979.92 = 25,494,134.30 : x - Step 2: Convert to fraction form
51,419,708.36/77,088,979.92 = 25,494,134.30/x - Step 3: Cross multiply
51,419,708.36x = 77,088,979.92 × 25,494,134.30 - Step 4: Simplify right side
51,419,708.36x = 1,965,316,807,130,483.25 - Step 5: Solve for x
x = 1,965,316,807,130,483.25/51,419,708.36 - Step 6: Final answer
x = 38,221,080.40
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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.