Finding the Fourth Proportional to 58,990,386.16, 81,411,578.85 and 32,533,914.07
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Solution
The fourth proportional to 58,990,386.16, 81,411,578.85 and 32,533,914.07 is: 44,899,474.02
Step by Step Solution
- Step 1: Write the proportion equation
58,990,386.16 : 81,411,578.85 = 32,533,914.07 : x - Step 2: Convert to fraction form
58,990,386.16/81,411,578.85 = 32,533,914.07/x - Step 3: Cross multiply
58,990,386.16x = 81,411,578.85 × 32,533,914.07 - Step 4: Simplify right side
58,990,386.16x = 2,648,637,310,608,929 - Step 5: Solve for x
x = 2,648,637,310,608,929/58,990,386.16 - Step 6: Final answer
x = 44,899,474.02
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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.