Finding the Fourth Proportional to 32,108,655.07, 44,310,929.75 and 18,875,405.13
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Solution
The fourth proportional to 32,108,655.07, 44,310,929.75 and 18,875,405.13 is: 26,048,638.56
Step by Step Solution
- Step 1: Write the proportion equation
32,108,655.07 : 44,310,929.75 = 18,875,405.13 : x - Step 2: Convert to fraction form
32,108,655.07/44,310,929.75 = 18,875,405.13/x - Step 3: Cross multiply
32,108,655.07x = 44,310,929.75 × 18,875,405.13 - Step 4: Simplify right side
32,108,655.07x = 836,386,750,718,219.62 - Step 5: Solve for x
x = 836,386,750,718,219.62/32,108,655.07 - Step 6: Final answer
x = 26,048,638.56
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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.