Finding the Fourth Proportional to 67,396,237.92, 93,006,228.24 and 38,027,789.28
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Solution
The fourth proportional to 67,396,237.92, 93,006,228.24 and 38,027,789.28 is: 52,478,021.90
Step by Step Solution
- Step 1: Write the proportion equation
67,396,237.92 : 93,006,228.24 = 38,027,789.28 : x - Step 2: Convert to fraction form
67,396,237.92/93,006,228.24 = 38,027,789.28/x - Step 3: Cross multiply
67,396,237.92x = 93,006,228.24 × 38,027,789.28 - Step 4: Simplify right side
67,396,237.92x = 3,536,821,249,238,305 - Step 5: Solve for x
x = 3,536,821,249,238,305/67,396,237.92 - Step 6: Final answer
x = 52,478,021.90
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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.