Finding the Fourth Proportional to 49,808,495.28, 68,735,545.92 and 27,781,977.36
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Solution
The fourth proportional to 49,808,495.28, 68,735,545.92 and 27,781,977.36 is: 38,339,029.71
Step by Step Solution
- Step 1: Write the proportion equation
49,808,495.28 : 68,735,545.92 = 27,781,977.36 : x - Step 2: Convert to fraction form
49,808,495.28/68,735,545.92 = 27,781,977.36/x - Step 3: Cross multiply
49,808,495.28x = 68,735,545.92 × 27,781,977.36 - Step 4: Simplify right side
49,808,495.28x = 1,909,609,380,576,680.50 - Step 5: Solve for x
x = 1,909,609,380,576,680.50/49,808,495.28 - Step 6: Final answer
x = 38,339,029.71
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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.