Finding the Fourth Proportional to 45,942,330.68, 63,400,422.36 and 25,034,366.84
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Solution
The fourth proportional to 45,942,330.68, 63,400,422.36 and 25,034,366.84 is: 34,547,429.52
Step by Step Solution
- Step 1: Write the proportion equation
45,942,330.68 : 63,400,422.36 = 25,034,366.84 : x - Step 2: Convert to fraction form
45,942,330.68/63,400,422.36 = 25,034,366.84/x - Step 3: Cross multiply
45,942,330.68x = 63,400,422.36 × 25,034,366.84 - Step 4: Simplify right side
45,942,330.68x = 1,587,189,431,171,178.50 - Step 5: Solve for x
x = 1,587,189,431,171,178.50/45,942,330.68 - Step 6: Final answer
x = 34,547,429.52
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.