Finding the Fourth Proportional to 48,644,116.74, 67,130,386.84 and 26,618,544.49
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Solution
The fourth proportional to 48,644,116.74, 67,130,386.84 and 26,618,544.49 is: 36,734,415.36
Step by Step Solution
- Step 1: Write the proportion equation
48,644,116.74 : 67,130,386.84 = 26,618,544.49 : x - Step 2: Convert to fraction form
48,644,116.74/67,130,386.84 = 26,618,544.49/x - Step 3: Cross multiply
48,644,116.74x = 67,130,386.84 × 26,618,544.49 - Step 4: Simplify right side
48,644,116.74x = 1,786,913,188,815,363.75 - Step 5: Solve for x
x = 1,786,913,188,815,363.75/48,644,116.74 - Step 6: Final answer
x = 36,734,415.36
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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.