Finding the Fourth Proportional to 48,921,719.91, 67,512,016.91 and 26,895,594.08
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Solution
The fourth proportional to 48,921,719.91, 67,512,016.91 and 26,895,594.08 is: 37,115,943.71
Step by Step Solution
- Step 1: Write the proportion equation
48,921,719.91 : 67,512,016.91 = 26,895,594.08 : x - Step 2: Convert to fraction form
48,921,719.91/67,512,016.91 = 26,895,594.08/x - Step 3: Cross multiply
48,921,719.91x = 67,512,016.91 × 26,895,594.08 - Step 4: Simplify right side
48,921,719.91x = 1,815,775,802,198,977.75 - Step 5: Solve for x
x = 1,815,775,802,198,977.75/48,921,719.91 - Step 6: Final answer
x = 37,115,943.71
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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.