Finding the Fourth Proportional to 14,353,747.56, 21,506,248.44 and 8,662,012.02
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Solution
The fourth proportional to 14,353,747.56, 21,506,248.44 and 8,662,012.02 is: 12,978,309.79
Step by Step Solution
- Step 1: Write the proportion equation
14,353,747.56 : 21,506,248.44 = 8,662,012.02 : x - Step 2: Convert to fraction form
14,353,747.56/21,506,248.44 = 8,662,012.02/x - Step 3: Cross multiply
14,353,747.56x = 21,506,248.44 × 8,662,012.02 - Step 4: Simplify right side
14,353,747.56x = 186,287,382,492,386.25 - Step 5: Solve for x
x = 186,287,382,492,386.25/14,353,747.56 - Step 6: Final answer
x = 12,978,309.79
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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.