Finding the Fourth Proportional to 13,246,713.44, 19,877,779.40 and 5,569,802.09
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Solution
The fourth proportional to 13,246,713.44, 19,877,779.40 and 5,569,802.09 is: 8,357,944.61
Step by Step Solution
- Step 1: Write the proportion equation
13,246,713.44 : 19,877,779.40 = 5,569,802.09 : x - Step 2: Convert to fraction form
13,246,713.44/19,877,779.40 = 5,569,802.09/x - Step 3: Cross multiply
13,246,713.44x = 19,877,779.40 × 5,569,802.09 - Step 4: Simplify right side
13,246,713.44x = 110,715,297,119,441.03 - Step 5: Solve for x
x = 110,715,297,119,441.03/13,246,713.44 - Step 6: Final answer
x = 8,357,944.61
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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.