Finding the Fourth Proportional to 19,305,316.08, 26,641,655.64 and 10,604,292.72
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Solution
The fourth proportional to 19,305,316.08, 26,641,655.64 and 10,604,292.72 is: 14,634,099.43
Step by Step Solution
- Step 1: Write the proportion equation
19,305,316.08 : 26,641,655.64 = 10,604,292.72 : x - Step 2: Convert to fraction form
19,305,316.08/26,641,655.64 = 10,604,292.72/x - Step 3: Cross multiply
19,305,316.08x = 26,641,655.64 × 10,604,292.72 - Step 4: Simplify right side
19,305,316.08x = 282,515,914,951,998.94 - Step 5: Solve for x
x = 282,515,914,951,998.94/19,305,316.08 - Step 6: Final answer
x = 14,634,099.43
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.