Finding the Fourth Proportional to 26,247,917.70, 39,371,876.55 and 26,247,917.70
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Solution
The fourth proportional to 26,247,917.70, 39,371,876.55 and 26,247,917.70 is: 39,371,876.55
Step by Step Solution
- Step 1: Write the proportion equation
26,247,917.70 : 39,371,876.55 = 26,247,917.70 : x - Step 2: Convert to fraction form
26,247,917.70/39,371,876.55 = 26,247,917.70/x - Step 3: Cross multiply
26,247,917.70x = 39,371,876.55 × 26,247,917.70 - Step 4: Simplify right side
26,247,917.70x = 1,033,429,775,378,959.88 - Step 5: Solve for x
x = 1,033,429,775,378,959.88/26,247,917.70 - Step 6: Final answer
x = 39,371,876.55
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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.