Finding the Fourth Proportional to 26,378,890.18, 39,569,112.87 and 22,516,359.46
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Solution
The fourth proportional to 26,378,890.18, 39,569,112.87 and 22,516,359.46 is: 33,775,202.93
Step by Step Solution
- Step 1: Write the proportion equation
26,378,890.18 : 39,569,112.87 = 22,516,359.46 : x - Step 2: Convert to fraction form
26,378,890.18/39,569,112.87 = 22,516,359.46/x - Step 3: Cross multiply
26,378,890.18x = 39,569,112.87 × 22,516,359.46 - Step 4: Simplify right side
26,378,890.18x = 890,952,368,894,232.25 - Step 5: Solve for x
x = 890,952,368,894,232.25/26,378,890.18 - Step 6: Final answer
x = 33,775,202.93
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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.