Finding the Fourth Proportional to 26,864,865.03, 40,297,272.95 and 8,420,942.69
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Solution
The fourth proportional to 26,864,865.03, 40,297,272.95 and 8,420,942.69 is: 12,631,406.32
Step by Step Solution
- Step 1: Write the proportion equation
26,864,865.03 : 40,297,272.95 = 8,420,942.69 : x - Step 2: Convert to fraction form
26,864,865.03/40,297,272.95 = 8,420,942.69/x - Step 3: Cross multiply
26,864,865.03x = 40,297,272.95 × 8,420,942.69 - Step 4: Simplify right side
26,864,865.03x = 339,341,025,831,646.19 - Step 5: Solve for x
x = 339,341,025,831,646.19/26,864,865.03 - Step 6: Final answer
x = 12,631,406.32
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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.