Finding the Fourth Proportional to 26,785,948.31, 36,972,475.46 and 17,494,938.75
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Solution
The fourth proportional to 26,785,948.31, 36,972,475.46 and 17,494,938.75 is: 24,148,153.58
Step by Step Solution
- Step 1: Write the proportion equation
26,785,948.31 : 36,972,475.46 = 17,494,938.75 : x - Step 2: Convert to fraction form
26,785,948.31/36,972,475.46 = 17,494,938.75/x - Step 3: Cross multiply
26,785,948.31x = 36,972,475.46 × 17,494,938.75 - Step 4: Simplify right side
26,785,948.31x = 646,831,193,521,103.38 - Step 5: Solve for x
x = 646,831,193,521,103.38/26,785,948.31 - Step 6: Final answer
x = 24,148,153.58
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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.