Finding the Fourth Proportional to 26,815,415.04, 40,212,912.92 and 15,888,688.08
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Solution
The fourth proportional to 26,815,415.04, 40,212,912.92 and 15,888,688.08 is: 23,826,982.69
Step by Step Solution
- Step 1: Write the proportion equation
26,815,415.04 : 40,212,912.92 = 15,888,688.08 : x - Step 2: Convert to fraction form
26,815,415.04/40,212,912.92 = 15,888,688.08/x - Step 3: Cross multiply
26,815,415.04x = 40,212,912.92 × 15,888,688.08 - Step 4: Simplify right side
26,815,415.04x = 638,930,429,943,840.12 - Step 5: Solve for x
x = 638,930,429,943,840.12/26,815,415.04 - Step 6: Final answer
x = 23,826,982.69
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.