Finding the Fourth Proportional to 26,977,135.80, 40,449,497.10 and 12,385,795.56
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Solution
The fourth proportional to 26,977,135.80, 40,449,497.10 and 12,385,795.56 is: 18,571,252.53
Step by Step Solution
- Step 1: Write the proportion equation
26,977,135.80 : 40,449,497.10 = 12,385,795.56 : x - Step 2: Convert to fraction form
26,977,135.80/40,449,497.10 = 12,385,795.56/x - Step 3: Cross multiply
26,977,135.80x = 40,449,497.10 × 12,385,795.56 - Step 4: Simplify right side
26,977,135.80x = 500,999,201,585,412.94 - Step 5: Solve for x
x = 500,999,201,585,412.94/26,977,135.80 - Step 6: Final answer
x = 18,571,252.53
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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.