Finding the Fourth Proportional to 77,356,806.28, 116,022,590.35 and 22,756,626.99
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Solution
The fourth proportional to 77,356,806.28, 116,022,590.35 and 22,756,626.99 is: 34,131,228.24
Step by Step Solution
- Step 1: Write the proportion equation
77,356,806.28 : 116,022,590.35 = 22,756,626.99 : x - Step 2: Convert to fraction form
77,356,806.28/116,022,590.35 = 22,756,626.99/x - Step 3: Cross multiply
77,356,806.28x = 116,022,590.35 × 22,756,626.99 - Step 4: Simplify right side
77,356,806.28x = 2,640,282,810,951,631.50 - Step 5: Solve for x
x = 2,640,282,810,951,631.50/77,356,806.28 - Step 6: Final answer
x = 34,131,228.24
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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.