Finding the Fourth Proportional to 36,972,778.25, 55,464,214.28 and 15,402,335.46
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Solution
The fourth proportional to 36,972,778.25, 55,464,214.28 and 15,402,335.46 is: 23,105,605.66
Step by Step Solution
- Step 1: Write the proportion equation
36,972,778.25 : 55,464,214.28 = 15,402,335.46 : x - Step 2: Convert to fraction form
36,972,778.25/55,464,214.28 = 15,402,335.46/x - Step 3: Cross multiply
36,972,778.25x = 55,464,214.28 × 15,402,335.46 - Step 4: Simplify right side
36,972,778.25x = 854,278,434,288,870.75 - Step 5: Solve for x
x = 854,278,434,288,870.75/36,972,778.25 - Step 6: Final answer
x = 23,105,605.66
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.