Finding the Fourth Proportional to 36,970,878.36, 55,461,361.82 and 15,400,435.53
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Solution
The fourth proportional to 36,970,878.36, 55,461,361.82 and 15,400,435.53 is: 23,102,754.52
Step by Step Solution
- Step 1: Write the proportion equation
36,970,878.36 : 55,461,361.82 = 15,400,435.53 : x - Step 2: Convert to fraction form
36,970,878.36/55,461,361.82 = 15,400,435.53/x - Step 3: Cross multiply
36,970,878.36x = 55,461,361.82 × 15,400,435.53 - Step 4: Simplify right side
36,970,878.36x = 854,129,127,332,518.75 - Step 5: Solve for x
x = 854,129,127,332,518.75/36,970,878.36 - Step 6: Final answer
x = 23,102,754.52
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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.