Finding the Fourth Proportional to 15,235,136.30, 22,852,439.76 and 6,137,001.31
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Solution
The fourth proportional to 15,235,136.30, 22,852,439.76 and 6,137,001.31 is: 9,205,395.34
Step by Step Solution
- Step 1: Write the proportion equation
15,235,136.30 : 22,852,439.76 = 6,137,001.31 : x - Step 2: Convert to fraction form
15,235,136.30/22,852,439.76 = 6,137,001.31/x - Step 3: Cross multiply
15,235,136.30x = 22,852,439.76 × 6,137,001.31 - Step 4: Simplify right side
15,235,136.30x = 140,245,452,743,816.09 - Step 5: Solve for x
x = 140,245,452,743,816.09/15,235,136.30 - Step 6: Final answer
x = 9,205,395.34
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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.