Finding the Fourth Proportional to 67,995,729.10, 93,831,368.68 and 37,055,234.08
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Solution
The fourth proportional to 67,995,729.10, 93,831,368.68 and 37,055,234.08 is: 51,134,731.20
Step by Step Solution
- Step 1: Write the proportion equation
67,995,729.10 : 93,831,368.68 = 37,055,234.08 : x - Step 2: Convert to fraction form
67,995,729.10/93,831,368.68 = 37,055,234.08/x - Step 3: Cross multiply
67,995,729.10x = 93,831,368.68 × 37,055,234.08 - Step 4: Simplify right side
67,995,729.10x = 3,476,943,330,224,187 - Step 5: Solve for x
x = 3,476,943,330,224,187/67,995,729.10 - Step 6: Final answer
x = 51,134,731.20
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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.