Finding the Fourth Proportional to 12,535,368.71, 17,302,396.05 and 7,381,719.62
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Solution
The fourth proportional to 12,535,368.71, 17,302,396.05 and 7,381,719.62 is: 10,188,885.48
Step by Step Solution
- Step 1: Write the proportion equation
12,535,368.71 : 17,302,396.05 = 7,381,719.62 : x - Step 2: Convert to fraction form
12,535,368.71/17,302,396.05 = 7,381,719.62/x - Step 3: Cross multiply
12,535,368.71x = 17,302,396.05 × 7,381,719.62 - Step 4: Simplify right side
12,535,368.71x = 127,721,436,308,783.53 - Step 5: Solve for x
x = 127,721,436,308,783.53/12,535,368.71 - Step 6: Final answer
x = 10,188,885.48
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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.