Finding the Fourth Proportional to 32,386,117.67, 48,587,697.09 and 11,638,651.80
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Solution
The fourth proportional to 32,386,117.67, 48,587,697.09 and 11,638,651.80 is: 17,461,039.75
Step by Step Solution
- Step 1: Write the proportion equation
32,386,117.67 : 48,587,697.09 = 11,638,651.80 : x - Step 2: Convert to fraction form
32,386,117.67/48,587,697.09 = 11,638,651.80/x - Step 3: Cross multiply
32,386,117.67x = 48,587,697.09 × 11,638,651.80 - Step 4: Simplify right side
32,386,117.67x = 565,495,287,968,534.50 - Step 5: Solve for x
x = 565,495,287,968,534.50/32,386,117.67 - Step 6: Final answer
x = 17,461,039.75
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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.