Finding the Fourth Proportional to 13,302,491.84, 19,953,779.64 and 3,717,807.20
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Solution
The fourth proportional to 13,302,491.84, 19,953,779.64 and 3,717,807.20 is: 5,576,722.50
Step by Step Solution
- Step 1: Write the proportion equation
13,302,491.84 : 19,953,779.64 = 3,717,807.20 : x - Step 2: Convert to fraction form
13,302,491.84/19,953,779.64 = 3,717,807.20/x - Step 3: Cross multiply
13,302,491.84x = 19,953,779.64 × 3,717,807.20 - Step 4: Simplify right side
13,302,491.84x = 74,184,305,612,805.41 - Step 5: Solve for x
x = 74,184,305,612,805.41/13,302,491.84 - Step 6: Final answer
x = 5,576,722.50
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.