Finding the Fourth Proportional to 30,546,217.08, 42,153,737.58 and 17,497,700.28
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Solution
The fourth proportional to 30,546,217.08, 42,153,737.58 and 17,497,700.28 is: 24,146,802.33
Step by Step Solution
- Step 1: Write the proportion equation
30,546,217.08 : 42,153,737.58 = 17,497,700.28 : x - Step 2: Convert to fraction form
30,546,217.08/42,153,737.58 = 17,497,700.28/x - Step 3: Cross multiply
30,546,217.08x = 42,153,737.58 × 17,497,700.28 - Step 4: Simplify right side
30,546,217.08x = 737,593,465,856,612.50 - Step 5: Solve for x
x = 737,593,465,856,612.50/30,546,217.08 - Step 6: Final answer
x = 24,146,802.33
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1.5x scale
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.