Finding the Fourth Proportional to 13,624,890.66, 18,802,803.02 and 7,430,275.36
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Solution
The fourth proportional to 13,624,890.66, 18,802,803.02 and 7,430,275.36 is: 10,254,027.53
Step by Step Solution
- Step 1: Write the proportion equation
13,624,890.66 : 18,802,803.02 = 7,430,275.36 : x - Step 2: Convert to fraction form
13,624,890.66/18,802,803.02 = 7,430,275.36/x - Step 3: Cross multiply
13,624,890.66x = 18,802,803.02 × 7,430,275.36 - Step 4: Simplify right side
13,624,890.66x = 139,710,003,978,439.59 - Step 5: Solve for x
x = 139,710,003,978,439.59/13,624,890.66 - Step 6: Final answer
x = 10,254,027.53
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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.