Finding the Fourth Proportional to 26,502,364.82, 39,754,432.97 and 7,331,516.48
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Solution
The fourth proportional to 26,502,364.82, 39,754,432.97 and 7,331,516.48 is: 10,997,519.75
Step by Step Solution
- Step 1: Write the proportion equation
26,502,364.82 : 39,754,432.97 = 7,331,516.48 : x - Step 2: Convert to fraction form
26,502,364.82/39,754,432.97 = 7,331,516.48/x - Step 3: Cross multiply
26,502,364.82x = 39,754,432.97 × 7,331,516.48 - Step 4: Simplify right side
26,502,364.82x = 291,460,280,562,832 - Step 5: Solve for x
x = 291,460,280,562,832/26,502,364.82 - Step 6: Final answer
x = 10,997,519.75
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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.