Finding the Fourth Proportional to 15,235,461.76, 22,841,168.18 and 7,553,810.18
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Solution
The fourth proportional to 15,235,461.76, 22,841,168.18 and 7,553,810.18 is: 11,324,753.49
Step by Step Solution
- Step 1: Write the proportion equation
15,235,461.76 : 22,841,168.18 = 7,553,810.18 : x - Step 2: Convert to fraction form
15,235,461.76/22,841,168.18 = 7,553,810.18/x - Step 3: Cross multiply
15,235,461.76x = 22,841,168.18 × 7,553,810.18 - Step 4: Simplify right side
15,235,461.76x = 172,537,848,721,176.06 - Step 5: Solve for x
x = 172,537,848,721,176.06/15,235,461.76 - Step 6: Final answer
x = 11,324,753.49
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1.5x scale
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.