Finding the Fourth Proportional to 39,267,968.70, 58,905,975.77 and 15,027,283.79
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Solution
The fourth proportional to 39,267,968.70, 58,905,975.77 and 15,027,283.79 is: 22,542,465.12
Step by Step Solution
- Step 1: Write the proportion equation
39,267,968.70 : 58,905,975.77 = 15,027,283.79 : x - Step 2: Convert to fraction form
39,267,968.70/58,905,975.77 = 15,027,283.79/x - Step 3: Cross multiply
39,267,968.70x = 58,905,975.77 × 15,027,283.79 - Step 4: Simplify right side
39,267,968.70x = 885,196,814,730,237.12 - Step 5: Solve for x
x = 885,196,814,730,237.12/39,267,968.70 - Step 6: Final answer
x = 22,542,465.12
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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.