Finding the Fourth Proportional to 33,900,690.04, 46,782,721.84 and 18,430,774.68
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Solution
The fourth proportional to 33,900,690.04, 46,782,721.84 and 18,430,774.68 is: 25,434,343.79
Step by Step Solution
- Step 1: Write the proportion equation
33,900,690.04 : 46,782,721.84 = 18,430,774.68 : x - Step 2: Convert to fraction form
33,900,690.04/46,782,721.84 = 18,430,774.68/x - Step 3: Cross multiply
33,900,690.04x = 46,782,721.84 × 18,430,774.68 - Step 4: Simplify right side
33,900,690.04x = 862,241,805,150,155.12 - Step 5: Solve for x
x = 862,241,805,150,155.12/33,900,690.04 - Step 6: Final answer
x = 25,434,343.79
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.