Finding the Fourth Proportional to 13,802,622.73, 19,049,036.54 and 8,297,779.70
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Solution
The fourth proportional to 13,802,622.73, 19,049,036.54 and 8,297,779.70 is: 11,451,787.96
Step by Step Solution
- Step 1: Write the proportion equation
13,802,622.73 : 19,049,036.54 = 8,297,779.70 : x - Step 2: Convert to fraction form
13,802,622.73/19,049,036.54 = 8,297,779.70/x - Step 3: Cross multiply
13,802,622.73x = 19,049,036.54 × 8,297,779.70 - Step 4: Simplify right side
13,802,622.73x = 158,064,708,712,303.94 - Step 5: Solve for x
x = 158,064,708,712,303.94/13,802,622.73 - Step 6: Final answer
x = 11,451,787.96
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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.