Finding the Fourth Proportional to 13,235,491.99, 19,856,429.74 and 4,598,335.36
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Solution
The fourth proportional to 13,235,491.99, 19,856,429.74 and 4,598,335.36 is: 6,898,611.93
Step by Step Solution
- Step 1: Write the proportion equation
13,235,491.99 : 19,856,429.74 = 4,598,335.36 : x - Step 2: Convert to fraction form
13,235,491.99/19,856,429.74 = 4,598,335.36/x - Step 3: Cross multiply
13,235,491.99x = 19,856,429.74 × 4,598,335.36 - Step 4: Simplify right side
13,235,491.99x = 91,306,522,909,011.30 - Step 5: Solve for x
x = 91,306,522,909,011.30/13,235,491.99 - Step 6: Final answer
x = 6,898,611.93
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.