Finding the Fourth Proportional to 19,028,187.74, 26,258,916.48 and 10,326,361.88
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Solution
The fourth proportional to 19,028,187.74, 26,258,916.48 and 10,326,361.88 is: 14,250,388.84
Step by Step Solution
- Step 1: Write the proportion equation
19,028,187.74 : 26,258,916.48 = 10,326,361.88 : x - Step 2: Convert to fraction form
19,028,187.74/26,258,916.48 = 10,326,361.88/x - Step 3: Cross multiply
19,028,187.74x = 26,258,916.48 × 10,326,361.88 - Step 4: Simplify right side
19,028,187.74x = 271,159,074,149,175.81 - Step 5: Solve for x
x = 271,159,074,149,175.81/19,028,187.74 - Step 6: Final answer
x = 14,250,388.84
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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.