Finding the Fourth Proportional to 66,959,461.01, 92,414,141.27 and 40,869,140.14
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Solution
The fourth proportional to 66,959,461.01, 92,414,141.27 and 40,869,140.14 is: 56,405,568.88
Step by Step Solution
- Step 1: Write the proportion equation
66,959,461.01 : 92,414,141.27 = 40,869,140.14 : x - Step 2: Convert to fraction form
66,959,461.01/92,414,141.27 = 40,869,140.14/x - Step 3: Cross multiply
66,959,461.01x = 92,414,141.27 × 40,869,140.14 - Step 4: Simplify right side
66,959,461.01x = 3,776,886,490,255,878 - Step 5: Solve for x
x = 3,776,886,490,255,878/66,959,461.01 - Step 6: Final answer
x = 56,405,568.88
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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.