Finding the Fourth Proportional to 17,956,368.58, 24,779,864.31 and 10,115,974.90
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Solution
The fourth proportional to 17,956,368.58, 24,779,864.31 and 10,115,974.90 is: 13,960,087.99
Step by Step Solution
- Step 1: Write the proportion equation
17,956,368.58 : 24,779,864.31 = 10,115,974.90 : x - Step 2: Convert to fraction form
17,956,368.58/24,779,864.31 = 10,115,974.90/x - Step 3: Cross multiply
17,956,368.58x = 24,779,864.31 × 10,115,974.90 - Step 4: Simplify right side
17,956,368.58x = 250,672,485,385,365.81 - Step 5: Solve for x
x = 250,672,485,385,365.81/17,956,368.58 - Step 6: Final answer
x = 13,960,087.99
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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.