Finding the Fourth Proportional to 63,815,446.84, 88,064,120.82 and 39,033,813.28
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Solution
The fourth proportional to 63,815,446.84, 88,064,120.82 and 39,033,813.28 is: 53,865,930.88
Step by Step Solution
- Step 1: Write the proportion equation
63,815,446.84 : 88,064,120.82 = 39,033,813.28 : x - Step 2: Convert to fraction form
63,815,446.84/88,064,120.82 = 39,033,813.28/x - Step 3: Cross multiply
63,815,446.84x = 88,064,120.82 × 39,033,813.28 - Step 4: Simplify right side
63,815,446.84x = 3,437,478,448,755,240.50 - Step 5: Solve for x
x = 3,437,478,448,755,240.50/63,815,446.84 - Step 6: Final answer
x = 53,865,930.88
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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.