Finding the Fourth Proportional to 69,683,348.07, 96,165,489.94 and 38,323,821.58
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Solution
The fourth proportional to 69,683,348.07, 96,165,489.94 and 38,323,821.58 is: 52,888,231.99
Step by Step Solution
- Step 1: Write the proportion equation
69,683,348.07 : 96,165,489.94 = 38,323,821.58 : x - Step 2: Convert to fraction form
69,683,348.07/96,165,489.94 = 38,323,821.58/x - Step 3: Cross multiply
69,683,348.07x = 96,165,489.94 × 38,323,821.58 - Step 4: Simplify right side
69,683,348.07x = 3,685,429,078,277,621.50 - Step 5: Solve for x
x = 3,685,429,078,277,621.50/69,683,348.07 - Step 6: Final answer
x = 52,888,231.99
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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.