Finding the Fourth Proportional to 17,663,572.64, 26,468,316.12 and 11,884,902.14
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Solution
The fourth proportional to 17,663,572.64, 26,468,316.12 and 11,884,902.14 is: 17,809,157.49
Step by Step Solution
- Step 1: Write the proportion equation
17,663,572.64 : 26,468,316.12 = 11,884,902.14 : x - Step 2: Convert to fraction form
17,663,572.64/26,468,316.12 = 11,884,902.14/x - Step 3: Cross multiply
17,663,572.64x = 26,468,316.12 × 11,884,902.14 - Step 4: Simplify right side
17,663,572.64x = 314,573,346,896,784.50 - Step 5: Solve for x
x = 314,573,346,896,784.50/17,663,572.64 - Step 6: Final answer
x = 17,809,157.49
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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.