Finding the Fourth Proportional to 6,671,949.18, 9,207,757.83 and 3,771,363.84
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Solution
The fourth proportional to 6,671,949.18, 9,207,757.83 and 3,771,363.84 is: 5,204,746.62
Step by Step Solution
- Step 1: Write the proportion equation
6,671,949.18 : 9,207,757.83 = 3,771,363.84 : x - Step 2: Convert to fraction form
6,671,949.18/9,207,757.83 = 3,771,363.84/x - Step 3: Cross multiply
6,671,949.18x = 9,207,757.83 × 3,771,363.84 - Step 4: Simplify right side
6,671,949.18x = 34,725,804,927,538.87 - Step 5: Solve for x
x = 34,725,804,927,538.87/6,671,949.18 - Step 6: Final answer
x = 5,204,746.62
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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.