Finding the Fourth Proportional to 19,132,962.84, 28,684,288.35 and 9,543,405.24
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Solution
The fourth proportional to 19,132,962.84, 28,684,288.35 and 9,543,405.24 is: 14,307,548.18
Step by Step Solution
- Step 1: Write the proportion equation
19,132,962.84 : 28,684,288.35 = 9,543,405.24 : x - Step 2: Convert to fraction form
19,132,962.84/28,684,288.35 = 9,543,405.24/x - Step 3: Cross multiply
19,132,962.84x = 28,684,288.35 × 9,543,405.24 - Step 4: Simplify right side
19,132,962.84x = 273,745,787,745,060.97 - Step 5: Solve for x
x = 273,745,787,745,060.97/19,132,962.84 - Step 6: Final answer
x = 14,307,548.18
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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.