Finding the Fourth Proportional to 15,493,578.18, 23,243,204.80 and 6,390,710.04
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Solution
The fourth proportional to 15,493,578.18, 23,243,204.80 and 6,390,710.04 is: 9,587,235.47
Step by Step Solution
- Step 1: Write the proportion equation
15,493,578.18 : 23,243,204.80 = 6,390,710.04 : x - Step 2: Convert to fraction form
15,493,578.18/23,243,204.80 = 6,390,710.04/x - Step 3: Cross multiply
15,493,578.18x = 23,243,204.80 × 6,390,710.04 - Step 4: Simplify right side
15,493,578.18x = 148,540,582,277,136.19 - Step 5: Solve for x
x = 148,540,582,277,136.19/15,493,578.18 - Step 6: Final answer
x = 9,587,235.47
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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.