Finding the Fourth Proportional to 48,812,161.30, 67,361,811.68 and 26,785,468.05
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Solution
The fourth proportional to 48,812,161.30, 67,361,811.68 and 26,785,468.05 is: 36,964,510.61
Step by Step Solution
- Step 1: Write the proportion equation
48,812,161.30 : 67,361,811.68 = 26,785,468.05 : x - Step 2: Convert to fraction form
48,812,161.30/67,361,811.68 = 26,785,468.05/x - Step 3: Cross multiply
48,812,161.30x = 67,361,811.68 × 26,785,468.05 - Step 4: Simplify right side
48,812,161.30x = 1,804,317,654,410,829.50 - Step 5: Solve for x
x = 1,804,317,654,410,829.50/48,812,161.30 - Step 6: Final answer
x = 36,964,510.61
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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.