Finding the Fourth Proportional to 61,430,774.15, 84,773,910.17 and 33,553,478.45
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Solution
The fourth proportional to 61,430,774.15, 84,773,910.17 and 33,553,478.45 is: 46,303,495.39
Step by Step Solution
- Step 1: Write the proportion equation
61,430,774.15 : 84,773,910.17 = 33,553,478.45 : x - Step 2: Convert to fraction form
61,430,774.15/84,773,910.17 = 33,553,478.45/x - Step 3: Cross multiply
61,430,774.15x = 84,773,910.17 × 33,553,478.45 - Step 4: Simplify right side
61,430,774.15x = 2,844,459,567,843,563.50 - Step 5: Solve for x
x = 2,844,459,567,843,563.50/61,430,774.15 - Step 6: Final answer
x = 46,303,495.39
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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.